Systems and Networking News
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2014

George Porter July 1— We are delighted to announce that after several incredibly successful years as a Research Scientist in the group, George Porter has officially joined the Computer Science and Engineering Department as a tenure-track Assistant Professor. Congratuations, George!

kc claffy June 26kc Claffy has been named one of the two recipients of the 2015 IEEE Internet Award. She and our close collaborator, UC Berkeley's Vern Paxson, where both cited for their "For seminal contributions to the field of Internet measurement, including security and network data analysis, and for distinguished leadership in and service to the Internet community by providing open-access data and tools." Congratulations kc and Vern! Vern Paxson

May 17— Congratulations to Qing Zhang and Rick Strong as they became parents of newly arrived baby Kai, who weighed in at a healthy 8lb 6oz! Kai Strong

Sarah Meiklejohn April 28— Today Sarah Meiklejohn defended her thesis, "Flexible Models for Secure Systems". After much cryptography and bitcoin sleuthing, Sarah heads across the pond to start as an Assistant Professor at University College London in a joint appointment in the Departments of Computer Science and Security and Crime Science. Congratulations, Sarah!
2013

December 12— Today we welcome Kayley Jinxin Lu, weighing in at 7lb 8oz! Congratulations to Feng Lu and Lijuan Geng, understandably tired but very excited parents. Kayley Jinxin Lu

Network World September 26Network World covers Vacha Dave's work on Viceroi, a classifier that advertising networks can use to detect click fraud.

August 30Daniel Turner defended his thesis, entitled "Opportunistically Reconstructing a Network's Failure History," today. After many years in Southern California, Danny's next stop is the Big Easy: he starts work at TurboSquid in New Orleans, Louisianna in mid September. Congratulations, Danny, and laissez les bons temps rouler!

August 28Sarah Meiklejohn's recent IMC paper, "Fistful of Bitcoins: Characterizing Payments Among Men with No Names" looks at some of the issues in tracking transactions in the Bitcoin payment network. Its now receiving a bunch of popular attention including on Slashdot, Vice, BusinessWeek, The Economist, MIT Technology Review, Wired and others (undoubtedly driven in part by her involvement in this story in which she helped track down an attempt to frame Brian Krebs with heroin purchased on the underground site Silk Road). Most recently she used this technique track drug purchases made by reporters at Forbes. Congrats to Sarah and all her co-authors! Bitcoin

Danny Huang August 16— In recognition of his fantastic talk, Danny Huang received the Best Student Presentation award at the 2013 ACM SIGCOMM Workshop on Hot Topics in Software Defined Networking (HotSDN). Danny was in Hong Kong to present his paper, "High-Fidelity Switch Models for Software-Defined Network Emulation", co-authored with Ken and Alex. Great job, Danny!

August 8Kevin Webb successfully defended his thesis today on "A Network Control Platform for Performance Isolation and Modular Composition". Only hours after his defense, Kevin embarked upon a cross-country journey with all his worldly possessions—including his cats—to start his new job as an Assistant Professor at Swarthmore College in Pennsylvania. Congratulations and good luck, Kevin! Kevin Webb

Andreas Pitsillidis July 11— Today represents the end of an era. Andreas Pitsillidis successfully defended his dissertation and will be escaping the gravity well of UCSD CSE. In addition to his own tremendous body of research, Andreas personally designed, created, maintained and updated the collection, storage and processing infrastructure used by most of our security measurement work. He leaves us today with a near-production scale system curating over 100TB of structured and unstructed security data — virtually all of our papers depend on his work and we thank him for it. Congrats Andreas, good luck at Google and we hope to keep working with you in the future!

George Varghese July 3George Varghese has been named the recipient of the 2014 IEEE Koji Kobayashi Computers and Communications Award "for contributions to the field of network algorithmics and its applications to high-speed packet networks." The IEEE Koji Kobayashi Computers and Communications Award is given for outstanding contributions to the integration of computers and communications. Congratulations, George! IEEE

June 18— Alumna Renata Teixeira recently received two outstanding honors. She was selected to become a Director de Recherche (Senior Researcher) at INRIA, and she was just elected Vice Chair of the ACM SIGCOMM Executive Committee. Congratulations, Renata! Renata

Radhika Niranjan Mysore June 6Radhika Niranjan Mysore defended her thesis today on "Automated Scalable Management of Data Center Networks". She now heads to the Bay Area to joins Amin's networking group at Google. Congratultations, Radhika!

May 22— Congratulations to Gjergji Zyba who defended his dissertation today on "Mobile Malware Propagation and Defense". After stints in Stockholm, Bath, and Paris, Gjergji is finishing his collaborative work with Ericsson as he explores his next steps in the Bay Area.

April 2— Today Terry Lam successfully defended his dissertation on "Scalable Traffic Management for Data Centers and Logging Devices". Terry continues to swell the UCSD ranks at Google where he is applying his work on network traffic management. Congratulations, Terry!

March 23— A small group explored the fantastic slot canyon in Canyon Sin Nombre for the Winter sysnet hike.

March 21— The announcement was made today that Kevin Webb is a recipient of the 2012–2013 UCSD Barbara and Paul Saltman Excellent Teaching Award for Graduate Students, awarded by the UCSD Academic Senate. Among his other outstanding qualities, Kevin received the award for his tireless efforts and excellence as a teaching assistant for operating systems and distributed systems courses, as an instructor for operating systems, and his leadership as Master TA for CSE. Congratulations, Kevin!

March 11— Congratulations to Alex Rasmussen who defended his dissertation today on "I/O-Efficient Data-Intensive Computing"! After his many world records and contributions while at UCSD, Alex heads to the Bay Area to help Trifacta scale new heights.

January 22— Our own Kevin Fall (Ph.D. 1994) was named the Chief Technology Officer for Carnegie Mellon's Softare Engineering Institute (SEI). See the press release for more details.

January 19— Today Brian Kantor officially becomes a sexagenarian — join us in wishing him a happy 60th birthday! (Coincidentally, it also nearly marks the 27th anniversary of Brian's creating the Network News Transport Protocol (NNTP) in the mid 1980s.)

January 15— Wired Magazine covers our group's work on scale-out data center switching and our joint effort with ECE developing hybrid optical/electrical switches (notably Helios). Cool stuff, but they're two switch generations out date... if they only knew what we're building now!

January 11— NPR's Planet Money covers our Pharmaleaks paper with an interview on Morning Edition and a longer version in their bi-weekly podcast.
2012

December 21— It is with sadness that today we announce the departure of our close colleague George Varghese. After over a decade with us, family needs have taken George to the Bay Area and his new research home at Microsoft Research. We wish him the best and expect to continue to work with him there and with his new colleagues (who we've long been big fans of as well).

Cowles Mountain December 16— For the Fall sysnet hike, twenty-one souls braved wintry conditions (i.e., temps in the 50s) while reaching the summit of Cowles Mountain and were rewarded with panoramic views on San Diego. [All Hikes] Cowles Mountain

December 11— Congrats to Nathan Farrington who defended his thesis today titled, "Optics in Data Center Network Architecture". Nathan is now off to spread UCSD Data Center Networking religion to Facebook. Best of luck Nathan!

November 15— In back-to-back defenses, Xiao Ma also defended his dissertation today on "Diagnosing and Debugging Abnormal Battery Drain on Smartphones" (a condensed version of which will appear in the upcoming NSDI 2013 conference). Congratulations to Xiao, who returns to industry at Pattern Insight, the startup he helped found as a Ph.D. student.

November 15— Congratulations to Ding Yuan who defended his dissertation today on "Improving Failure Diagnosis via Better Design and Analysis of Log Messages"! Ding leaves sunny San Diego for (not as sunny) Toronto, where he begins the next stage of his career as an assistant professor at the University of Toronto.

October 28— As "an expert at revealing", Stefan Savage talks about cybercime with the San Diego Union-Tribune.

October 1— In a great tech transfer success story, the work on TCP Fast Open that Siva Radhakrishnan did at Google together with former alumns Yu-Chung Cheng and Barath Raghavan has just been released in the latest Linux 3.6 kernel distribution. Siva earlier presented the work in their 2011 CoNEXT paper.

September 25$10 million.            

August 7— Congrats to Feng Lu and Jiaqi Zhang whose HotSec paper on the risks of adversarial composition of Web services was just covered in Technology Review. Technology Review

August 7— In the "transition to practice" department: congrats to YY Zhou whose company, PatternInsight, just announced the sale of their LogInsight product and team to VMware. YY Zhou

Hacked Speedometer August 6— The research that keeps on giving... ComputerWorld covers the joint UW/UCSD work on automotive security. Computerworld

July 13— Congratulations also to Meg Walraed-Sullivan who defended her dissertation today on "Scalable, Fault-Tolerant, and Efficient Data Center Networking". Meg heads to the Pacific Northwest to join Microsoft Research in Redmond as a postdoc working with Rich Draves.

July 10John McCullough defended his dissertation, "Enabling Efficiency in Data Center Systems" to a packed house today. John will be heading off to join the Google army in September, but plans to spend one last summer in San Diego soaking in the sand and sea. Congratulations, John! John McCullough

Cuyamaca Peak June 23— On the longest SysNet hike to date, 16 intrepid hikers head to the Cuyamacas for an 11.5-mile double loop: first around Middle Peak, then through fields of gold, and then up Cuyamaca Peak for a panoramic view of San Diego County west to the ocean.   (All SysNet Hikes) Cuyamaca Peak

Sun Icon June 18— And so begins another summer as students adventure off into internships: Matt Der, Rishi Kapoor, Do-kyum Kim, and Malveeka Tewari are off to Google in the Bay Area; Wilson Lian and Andreas Pitsillidis are in Europe at Google Zurich; Tristan Halvorson and Dongcai Shen are at Yahoo! Labs; Arjun Roy is at Facebook; Bhanu Vattikonda is at Impermium; Jiaqi Zhang is at IBM T.J. Watson; Tianyin Xu is at NetApp; Feng Lu is at CMU; and Gjergji Zyba is at Ericsson Research in San Jose.

June 16— Congratulations again to Amin Vahdat as one of the newest ACM Fellows! Looking extremely stylish at the 2012 ACM Awards Banquet, Amin chats it up with Stuart Russell, Dave Patterson, and Ed Lazowska. Ed regales the group with funny stories of Amin when he did a grad student "sabbatical" at UW in the late 90s, while Stuart and Dave are thinking of similar stories when Amin was first an undergrad and then a grad student at Berkeley. Amin Vahdat

PCWorld June 7Stefan Savage and Chris Grier lend their voices to a PCWorld article on the spamming ecosystem, and Stefan weighs in about malware victims in an MIT Technology Review article. Technology Review

Chris Kanich June 4Chris Kanich defended his dissertation, "Characterizing Internet Scams through Underground Infrastructure Infiltration", mere days after Cynthia. Also bolstering the UCSD Midwest contingent, Chris will be moving to the windy city and starting as an assistant professor at the University of Illinois, Chicago, in the fall. Congratulations, Chris! We will miss the drugs!

June 1— On the eve of summer, Cynthia Taylor defended her dissertation, "The Networked Device Driver Architecture: A Solution for Remote I/O". Congratulations Cynthia! We will miss the pink! She will be returning in triumph to her alma mater, Oberlin College, as an assistant professor this fall. Cynthia Taylor

Moonlight Canyon April 1— An April Fool's hike for winter! This year we started at Agua Caliente Hot Springs in Anza Borrego, wound our way up through Moonlight Canyon including a short bit of scrambling, decamped into the Inner Pasture, exited via an unnamed canyon back out to the Carrizo Valley, and ended by traversing a bit of history over a couple of miles of the Old Overland Stage Road Route back to Agua Caliente. Only one cholla victim! [All Hikes] Moonlight Canyon

Mohammad Al-Fares February 27Mohammad Al-Fares defended his dissertation today, "A Scalable, Adaptive, and Extensible Data Center Network Architecture". Mohammad is scheduled to continue changing the world, but now at Google. Congrats!

February 25— The ACM Symposium on High-Performance Parallel and Distributed Computing (HPDC) recently identified the 20 "most influential" papers it published over the last 20 years. Among these is "WebOS: Operating System Services for Wide Area Applications" with the lead author none other than our own Amin Vahdat! Published back in 1999, Amin and his colleagues anticipated the cloud computing services of today, describing a Web service that could dynamically replicate itself across the wide area in response to client access patterns. The application, which they called Rent-A-Server, is one that will be familiar to anyone who uses modern on-demand cloud services today such as AWS or Azure. Most Influential Paper Award

Stefan Savage February 16— Today, the CCC sponsored a symposium to recognize the 20th anniversary of the Federal Networking and Information Technology Research and Development program (NITRD) — the multi-agency funding program that has sponsored US computing research over the past two decades. The NITRD Symposium featured a broad range of technical speakers including Jeannette Wing, Kevin Knight, Beth Mynatt, Helen Nissenbaum, Sebastian Thrun, Shwetak Patel, Erik Brynjolfsson, Tom Lange, Vint Cerf, Bill Scherlis, Russ Altman, David Keyes, Kathy Yelick, Tom Davis, Eric Brown, Eric Horvitz, Alex Szalay, Tom Kalil, Peter Lee, Chuck Vest and our own Stefan Savage. In 15 minutes apiece, each highlighted how transformative twenty years of computing research in their field has been on the real world.

February 1— In his ongoing cybercrime series, Brian Krebs hunts down the operators of major botnets. In today's column he focuses on the Grum botnet and uses evidence from our previous Trajectory study to help attribute its operator. CSI here we come! CSI San Diego

Hacked Speedometer January 30— The National Research Council's study The Safety Challenge and Promise of Automotive Electronics: Insights from Unintended Acceleration was released on January 18th and, along its recommendations, argues for a more significant focus on cybersecurity issues (based largely on our joint work with University of Washington). Mainstream press coverage around this release and the issues of automotive cybersecurity include the LA Times, BusinessWeek. and MIT Technology Review. The last article suggests that industry is moving quickly and it documents a ten-fold increase in security staffing at GM's OnStar division and the development of focused automotive security tams within both research and product companies. Our thanks to NSF for their support; its nice to see a project pay off.

January 14— Today's NY Times quotes Amin Vahdat about new research focused on using 60Ghz wireless signals to interconnect data center racks. Electrical, optical, wireless... if there's a way to do data center interconnect Amin is on it. Next up: lasers... Amin Vahdat
2011

YY Zhou December 15— Today YY Zhou was named an ACM Distinguished Scientist for her significant accomplishments and impact on the computing field. Go YY!

Fortuna Peaks December 11— The fall hike this year ventured into Mission Trails, covering roughly an 8-mile loop up and down North and South Fortuna Peaks.   (All Hikes) Fortuna Peaks

Amin Vahdat December 8— Two of our own, Keith Marzullo and Amin Vahdat, were named to the 2011 Class of ACM Fellows! Amin is cited for his "contributions to data center scalability and management", while Keith is recognized "for contributions to distributed systems and service to the computing community". Congrats all around! Amin and Keith are the 5th and 6th SysNet faculty to be so honored and the 12th and 13th in the department. Read more about their accomplishments (and about CSE architecture faculty Dean Tullsen who also joins them this year) in the UCSD press release. Keith Marzullo

December 8— Infographics rule! This week's BusinessWeek features a two page spread highlighting results from our research on spam economics. The data for these visuals are derived from two efforts: one led by Research Scientist Kirill Levchenko (spam value chain) and the other by CSE Ph.D. candidate Chris Kanich (spam revenue and demand) but both were a huge team effort (including the key help of our colleagues at ICSI as well) BusinessWeek Spam Works

Stefan Savage December 6— Today's NY Times features a special section looking at the future of computing; nine essays written by nine computer scientists. Our own Stefan Savage penned one of these pieces, focusing on the future direction of security threats.

September 19— In the final days of summer, Marti Motoyama successfully defends his dissertation after years of abuse. Marti also makes a healthy decision to join FitBit this Fall. Congratulations, Marti! Marti Motoyama

Dionysios Logothetis July 25Dionysios Logothetis iteratively defended his dissertation today. Congratulations Dionysios! He joins Telefonica Research in enchanting Barcelona.

June 6— In addition to our four USENIX Security papers, we just heard back that both of our WOOT and both of our CSET papers were accepted. Congrats to everyone! USENIX

Frank Uyeda May 23— It must be the end of Spring Quarter! As the third sysnet defense in the last two weeks, Frank Uyeda defended his thesis today, finishing his final academic triathlon. Frank soon heads to Santa Monica to join Google. Congratulations, Frank!

May 19— As a sad day for the department, Chez Bob czar Michael Vrable defended his thesis today. Gone are the days of restocking, fridge cleaning, and soda machine hacking as he joins Google in Mountain View where someone else takes care of it all. It is also an unfortunate day for the UCSD Programming Contest team as well, as Michael retires as a long-time coach and mentor for so many students over the years. Congratulations, Michael! We already miss you — the soda machine is out of Coke again... Michael Vrable

May 19— Geoff achieves a teaching hat trick today as he receives one of the 2010-2011 UCSD Academic Senate Distinguished Teaching Awards.

James Anderson May 12James Anderson defended his thesis today. James leaves California for New York City, joining Thesys Technologies to help financial companies, well, do a better job. Congratulations, James!

May 6Damon McCoy, our CIFellow postdoc, has accepted a tenure-track faculty position in the Department of Computer Science at George Mason University. Congrats to both Damon and GMU! Damon McCoy

SIGCOMM Logo May 5— The initial list of 2011 SIGCOMM papers is out and it includes Frank Uyeda and George Varghese's recent work on set synchronization, as well as papers co-authored by UCSD Ph.D. alumni Renata Teixeira (2 papers!) and Justin Ma, and UCSD M.S. alumnus Michael Sirivianos. Congrats everyone!

April 18USENIX Security paper notifications just came out and four UCSD papers were selected! Congrats to Danny Anderson, Tristan Halvorson, Chris Kanich, Brian Kantor, Kirill Levchenko, Damon McCoy, Sarah Meiklejohn, Marti Motoyama, Keaton Mowery, Stefan Savage, Hovav Shacham, and Geoff Voelker. We'll see you all there! USENIX

La Jolla Half Marathon April 17— A strong CSE showing at the 30th annual run of the La Jolla Half Marathon. Congrats Zach, Karyn, Jenny, Ming, Brian, Ding, and Geoff! (No students were (unduly) harmed in this event.) La Jolla Half Marathon

Mountain Palm Springs March 27— The winter hike this year was a group of 24 hardy souls hiking 7.5 miles through Mountain Palm Springs and Torote Canyon in Anza Borrego.   (All Hikes) Mountain Palm Springs

Hacked Speedometer March 13— Congratulations to Steve Checkoway, Damon McCoy, Brian Kantor, and Danny Anderson and their University of Washington collaborators Karl Koscher, Alexei Czeskis, and Franziska Roesner, whose study of the vulnerability of modern cars to remote compromise was picked up by the press after being presented to the National Academy of Sciences. (We understand some faculty at UCSD and UW were involved as well.) The New York Times' John Markoff broke the story; catch additional coverage in the Technology Review, PCWorld, Slashdot, Jamie Zawinski’s blog, Boing Boing, and The Volokh Conspiracy. More information at the CEASS site.

February 28— WIRED Magazine explains how to calculate the gross daily proceeds of spammers, based on the work of Chris Kanich and the rest of the Spamalytics crew. Spamalytics

Spamalytics II January 31— Afer two years of effort, spanning two institutions and several person decades of effort, the "Click Trajectory" paper was accepted today to IEEE Security and Privacy (Oakland). Congrats to all 15 authors! (also, congrats to UCSD alumn Justin Ma and his Berkeley colleagues on their real-time URL filtering paper which was also accepted).
2010

Iron Mountain December 11— The fourth SysNet hike, a 6-mile out-and-back to the top of Iron Mountain. A great turnout with 23 people on a clear, sunny winter day. Iron Mountain

December 08Stefan "Primetime" Savage was named a 2010 ACM Fellow for his contributions to computer systems security, becoming the fourth ACM Fellow in the history of the UCSD systems and networking group and tenth in the UCSD CSE department. He received recognition for such seminal, primetime work on IP traceback (featured on Numb3rs episode "7 Men Out"), inferring denial-of-service attacks (featured on Numb3rs episode "Backscatter"), and remote key duplication from photos (featured on both CSI: Miami episode "Meltdown" and Numb3rs episode "The Fifth Man"). What other of his project ideas will be featured in future TV shows? Only time will tell. But stay tuned to the Access Hollywood SysNet page for future updates...we have a feeling that Hollywood will be unable to resist having your car 0wn3d and purchasing vitamin supplements from scam sites. (Pause) And now a word from our sponsors... Stefan Savage

Geoff Voelker santa hat December 3— The annual department holiday party was tremendous fun. See the videos, slides, and pics! Ranjit Jhala performing

Justin Ma December 2Justin Ma is selected to receive one of the two UCSD CSE dissertation awards this year. Congrats Justin and keep up the good work at Berkeley!

November 29Malveeka Tewari wins the Yahoo Random Hacks of Kindness Scholarship. Congrats Malveeka! Malveeka Tewari

YY Zhou October 10YY Zhou's NSF-funded work on reliable computing is featured in this latest Jacobs school release.

August 11Marti Motoyama's new study on CAPTCHA-solving economics (conducted with Kirill Levchenko, Chris Kanich, Damon McCoy, Geoff Voelker and Stefan Savage) was covered in Technology Review and later by Brian Krebs in his widely-read security blog. More detail on this "epic new analysis" can be found in the "seminal paper" located here. Stefan Savage discussed the work as well on NPR's Weekend Edition. CAPTCHA

TritonSort July 27— TritonSort victorious! The all-sysnet team of CSE grad students Alex Rasmussen, Radhika Niranjan and Michael Conley with visiting student Alexander Pucher, postdoc Harsha Madhyastha, research scientist George Porter and supreme commander Amin Vahdat recently set the world record for sorting in 60 seconds and tied the record for sorting one trillion records, as part of the 2010 Sorting Benchmark competition. Congrats everyone! See more at the Jacobs School press release and the ever-insightful commentary at Slashdot.

June 30Yuvraj Agarwal's SleepServer project was featured in Technology Review. SleepServer is a software-only technique for saving energy by shutting down PCs while preserving the illusion of constant Internet connectivity. See also the Jacobs School press release and local coverage in the San Diego Business Journal or the 2010 USENIX paper for more details. SleepServer

Mt. San Jacinto June 10— The third SysNet hike climbing Mt. San Jacinto at 10,834 ft. A wilderness hike you could get lost on. Mt. San Jacinto

Patrick Verkaik June 4Patrick Verkaik successfully defended his dissertation on "Enhancing networking protocols in widely deployed devices". After graduation, Patrick will be joining Meraki, where he will continue his quest to make wireless networks "simply work". Congrats, Patrick!

May 17Steve Checkoway, Damon McCoy, Brian Kantor, Danny Anderson, Hovav Shacham, Stefan Savage, and collaborators at the University of Washington led by Yoshi Kohno (UCSD alumnus!) describe how to hack cars in their paper at the 2010 IEEE Symposium on Security and Privacy. More information at the CEASS site and in articles in JSOE News, New York Times, New Scientist, Technology Review, and PC World. Hacked Speedometer

April 05Stefan Savage was quoted in a San Diego Daily Transcript round-table meeting on cybersecurity.

Rockhouse Canyon March 23— The second SysNet hike to Rockhouse Canyon in the Anza Borrego Desert. A looping, sunny hike exploring the desert.

Justin Ma March 21Justin Ma, International Man of Mystery, First of the Tri-advised, Duke of Auto-Tune, Teacher of Pandas and Defender of the Web sucessfully defended his dissertation, "Learning to Detect Malicious URLs". Justin is now on the whirlwind talk circuit, but will shortly be joining UC Berkeley as a postdoc. Congrats Justin! Justin Ma

March 10— SysNet's senior student member, Alvin AuYoung, successfully defended his thesis today. Alvin will be continuting with the group as a PostDoc beginning next quarter. Congrats, Alvin! Alvin AuYoung

February 18— Alex Pucher joins the sysnet group as a visiting scholar from the University of Technology in Vienna, Austria. Welcome, Alex!

January 25New Scientist article about the Botnet Judo paper by Andreas Pitsillidis, Kirill Levchenko, Chris Kanich, Geoff Voelker Stefan Savage, and coauthors.
2009

December 18— The 2010 NSDI notifications are out, and five papers with UCSD authors were accepted (down one from last year's record of 6). Congrats to Mohammad, Siva, Barath, Nelson, Terry, Harsha, Amin, George and all their collaborators at Washington, Harvard, Wisconsin and Microsoft!

December 4Harsha Madhyastha and his co-authors were received the Best Paper award at IMC 2009 today in Chicago for their paper on optimizing CDN performance. Congrats, Harsha! Harsha Madhyastha

Garnet Peak October 24— The first SysNet hike to Garnet Peak in the Laguna Mountains. A great turnout!

October 7Amin Vahdat was awarded one of the inaugural Gordon Engineering Leadership Awards. Congrats, Amin! Amin Vahdat

Doc Savage September 27Stefan Savage gets featured in Voice of San Diego story.

September 3Press for Tom Ristenpart, Hovav Shacham and Stefan Savage for their recent paper examining placement vulnerabilities in third-party cloud computing. Dark Cloud

Mikhail Afanasyev September 2Mikhail Afanasyev defended his thesis today. Mikhail leaves the group for Brisbane, Australia, furthering SysNet's globalexpansion plans; SysNet alums now inhabit four continents. Good luck, Mikhail!

August 31— Hot on the heels of Colin arrives Delaney Grace Vahdat, mustering 8 lbs 8 ozs and measuring 20.25. Congrats Suzanne and Amin! Delaney Grace Vahdat

Kirill Levchenko August 20— Another SIGCOMM paper getting attention, this time by UCSD alumn Ramana Kompella, along with our own Kirill Levchenko, Alex Snoeren and George Varghese. In it they describe efficient router-level techniques for measuring packet loss and latency. Read more about it in Ars Technica. Congrats everyone!

August 18— Congrats to the PortLand team — Radhika, Andreas, Nathan, Nelson, Pardis, Siva, Vikram, and Amin< — for all the attention they've been getting on their SIGCOMM '09 paper on L2 support for 100,000 port switches. See coverage in Network World, again in Network World (this time setting up a false battle with Microsoft), and Slashdot among others. Only 99,900 ports to go! Radhika Niranjan Mysore

August 10Stephen Checkoway, in collaboration with Hovav Shacham, Brian Kantor and their co-authors from Michigan and Princeton, recently demonstrated a practical attack against the AVC Advantage voting machine — absent any access to source code and overcoming a hardware architecture that prevents code execution from DRAM. More info can be found in the Jacobs School press release here or in their EVT'09 paper here.

Colin July 29Christine and Alex are the delighted new parents of Colin Luis Alvarado-Snoeren, a bouncing new gadget for the home weighing in at precisely 4.00 kilos. (No instructions included.) Colin & Alex

July 27— CSE alumn and basketball star, Jeannie Albrecht, recently received an NSF CAREER award. Congrats Jeannie!

Canadian Pharmacy Spam July 16— Network World magazine quotes Stefan Savage today in its story on Canadian Pharmacy spam.

June 30Geoff Voelker was promoted to full professor. Congrats Geoff! Geoff Voelker

BarathClouds June 19Barath Raghavan filed his dissertation today—the final requirement for his Ph.D—after defending twice: once at UCSD on 5/22/09, and a second time for the rest of his committee at UC Berkeley the following week! Barath will spend next year in the Computer Science department at Williams College, where he rejoins fellow SysNet alum Jeannie Albrecht. Congrats, Dr. Raghavan, on a job well done!

June 15— SysNet members received two of sixty national HP 2009 Innovation Research grants: one to Amin Vahdat to continue his existing work on data-center switching and another to Geoff Voelker to support ongoing studies of Internet-based eCrime. Congrats everyone! More information can be found here. HP

Network World May 1— Network World magazine's list of "20 kick-ass network research projects" includes three efforts with UCSD creators. In the sysnet group: Yuvraj Agarwal's Somniloquy system for power savings (NSDI '09, w/Microsoft collaborators) and Kirill Levchenko's XL routing protocol (SIGCOMM '08), and in our sister security group: Tom Ristenpart's Adeona laptop tracking service (USENIX Security '08, w/UW collaborators). Congrats to everyone for all the ass-kicking!

April 24— SIGCOMM results came out today and our mojo continues for another year. Three papers with UCSD authors were accepted (plus another by UCSD alumn Cristian Estan). Congrats to the Portland Team, the LDA folks (including UCSD alumn Ramana Kompella) and Patrick Verkaik (helping with the the Microsoft juggernaut this year). SIGCOMM Logo

NSDI Best Paper Award April 22— Congratulations to the SORA team (including our own Geoff Voelker and incoming grad student He Liu) for their NSDI Best Paper award! Geoff, you clearly should go on sabbatical more often :-)

February 25— Google just announced their Native Client Security Contest for which Stefan Savage has agreed to be one of the judges. Good luck everyone! Google

Stefan Savage February 21Stefan Savage was quoted in Markoff's recent NYT article Do We Need a New Internet and, even more influential, the infamous CCC blog :-)

February 16Alex Snoeren has been named a Sloan Fellowship recipient for 2009 joining existing SysNet fellows Stefan Savage, Amin Vahdat and YY Zhou. Congrats Alex! Alex Snoeren
2008

December 19— The 2009 NSDI notifications are out, and six papers with UCSD authors were accepted (doubling our previous record of three in 2004). In the "hitching yourself to a juggernaut"-dept, four of these papers were collaborations with Microsoft (including one with Sysnet alumn Ranjita Bhagwan). Congrats to everyone!

Jay Lepreau December 8Difference Engine: Harnessing Memory Redundancy in Virtual Machines was awarded the inaugural Jay Lepreau Award (pictured) for Best Paper at OSDI 2008. Congratulations to Diwaker Gupta, Sangmin Lee, Michael Vrable, and half (!) of the sysnet faculty riding on the author list. Most of us faculty knew Jay for a long time -- since we were grad students ourselves — and receiving a memorial award in his name is both bittersweet and a singular honor for us.

December 4Marvin McNett defended his thesis today, and joins Brad Calder at Microsoft working on the Windows Azure Storage service. Congratulations, Marvin! Marvin McNett

Wicked Algorithms November 19Kirill Levchenko's work on XL has been named one of Network World's Top-10 Wicked Cool Algorithms for 2008.

November 14Greg Bruno defended his thesis today. Predating most of the sysnet faculty, Greg wins the Ironman graduate student award. Way to rock, Greg! Greg Bruno

Spamalytics November 5— Brian Krebs of the Washington Post recently wrote about our paper on spam conversion rates (joint w/ICSI). From there it snowballed a bit. Here are some pointers to derivative stories: The Register, Network World, BBC News, Slashdot, Arstechnica, Schneier's blog, etc.

October 31Diwaker Gupta defended his thesis today, and will be starting at Aster Data early next year. Congrats Diwaker! Diwaker Gupta

October 30— Our recent paper on duplicating house keys from photos has received a bit of press (e.g., MSNBC, Scientific American, Popular Science, Discover, CNET, CNET [again], The Register, Dark Reading, and others).

Ryan and Erik October 27Erik Buchanan and Ryan Roemer were written up in both Information Week and Dark Reading for their work on generalizing return-oriented programming.

September 3Kirill Levchenko defended his thesis today. "XL"ent work, Dr. Levchenko. Kirill continues on as a postdoc with the group. Kirill Levchenko

Harsha Madhyastha September 1Harsha Madhyastha joins the group as a postdoc after completing his Ph.D. at the University of Washington. Welcome, Harsha!

August 30— Christian Finn Yocum arrived as a red-eye delivery for Ken and Cal Yocum, weighing in at 8lbs 6ozs. Welcome Christian! Christian Finn Yocum

Amin Vahdat in Blue August 19Amin Vahdat, with students Mohammad Al-Fares and Alex Loukissas, also made a splash at SIGCOMM this week. Their paper on building scalable data-center switches is the most downloaded paper from the on-line 2008 SIGCOMM repository and has garnered attention from the technical press ranging from Network World to StorageMojo.

August 18— UCSD ran a press release today about Kirill Levchenko's work improving routing efficiency via approximate link-state (XL) routing (appearing this week at SIGCOMM). The story has also been picked up by Network World, Slashdot and ZDnet among others. Kirill Analyzing

Kashi June 10Kashi Vishwanath has accepted a position at Microsoft Research in Redmond. Congrats Kashi!

June 6— Congratulations to Marvin and Karin McNett for ushering in Imogen Kate McNett (Imi)! Imi was born early this morning, weighing in at 8lb 9oz. Welcome Imi! Imi

Amin May 29Amin Vahdat has been named the Science Applications International Corporation (SAIC) Chair of Computer Science and Engineering. Congrats Amin!

May 05Chip Killian has accepted a tenure-track position at Purdue's Department of Computer Science. Chip joins sysnet alumnus Ramana Kompella who started there this year. Congrats Chip! Chip

Meghan May 02— David Moore and Colleen Shannon welcomed Meghan Josephine Shannon Moore this morning, the newest elf weighing in at 7lb 1oz. Congrations David and Colleen, and welcome Meghan!
2007

August 27Cloud Control with Distributed Rate Limiting has been selected as the winner of this year's ACM SIGCOMM best student paper award! Congratulations to Barath Raghavan, Kashi Vishwanath, Sriram Ramabhadran, Ken Yocum, and Alex Snoeren who co-authored the paper. The JSOE press release can be found here. BarathClouds

Eric Weigle July 27Eric Weigle defended his thesis today and will shortly be starting at Google. Congrats Eric!

July 17Priya Mahadevan defended her thesis today and will be soon starting at HP Labs. Congrats Priya! Priya

Alper July 16Alper Mizrak defended his thesis today and will be starting at VMware in October. Congrats Alper!

May 30Yu-Chung Cheng defended his thesis today and will be starting at Google in October. Congrats Yu-Chung! Yu-Chung

Ramana May 16Ramana Rao Kompella has accepted a tenure-track assistant professor position in the Computer Science department at Purdue University. Congrats, Ramana! Update: Ramana defended his thesis on 7/20/07. Congrats again!

May 3— Three papers accepted at this year's SIGCOMM! Congrats everyone!

April 11Chip Killian, James Anderson, Ranjit Jhala and Amin Vahdat have won the best paper award at NSDI for their paper Life, Death and the Critical Transition: Finding Liveness Bugs in Systems Code. Congrats everyone! Chip

Jeannie February 19Jeannie Albrecht has accepted a tenure-track assistant professor position in the Computer Science department at Williams College in Williamstown, MA. Congrats, Jeannie, and don't forget to pack the snow shovel! Update: Jeanne defended her thesis on 5/30/07. Congrats!

February 07Justin Ma was named one of three recipients of Symantec's new Research Labs Graduate Fellowship. Congrats Justin! Justin Ma

January 1— We have a bunch of our SysNet students who will be hitting the job market this year. At the Ph.D. level this includes: Jeannie Albrecht, Yu-Chung Cheng, Ramana Kompella, Priya Mahadevan, Alper Mizrak, Sriram Ramabhadran and Eric Weigle. At the M.S. level we have: David Anderson and Chris Fleizach. If you're looking to hire great systems builders, researchers and educators check these folks out!
2006

December 14David Oppenheimer will be taking a position at Google. Congrats David!

Xianan November 28Xianan Zhang successfully defended her thesis today. She returns to VMware, where she already started over the summer. Congratulations, Xianan!

November 21Kiran Tati successfully defended his thesis and will be joining VMware in January. Congratulations, Kiran! Kiran

Huaxia September 21Huaxia Xia successfully defended his thesis today. Huaxia will soon be starting at Google. Congratulations, Huaxia!

September 11Marvin and Karin McNett accepted delivery of 7.5 lb, 21 inch Alana Cristina McNett (Allie) early this morning. Congrats Marvin and Karin, and welcome Allie! Allie

September 8Sumeet Singh has been named one of the top 35 innovators under 35 by MIT Technology Review magazine. Read the full release here. Congrats Summeet!

September 1Flavio Junqueira has been awarded the UCSD Departmental Dissertation award. Congrats Flavio!

John July 27John Bellardo sucessfully defended his dissertation research today -- exchanging his black hat for a tassel. Doctor Bellardo will be starting a tenure-track position at Cal Poly starting in September. Congrats John!

July 7Renata Teixeira accepted a prestigious position as a tenured researcher for the Centre National de la Recherche Scientifique (CNRS). She will remain located at the Laboratoire d'informatique de Paris 6. Congratulations, Renata! Renata

David June 27David Anderson was awarded an AFCEA Lockheed Martin Graduate Scholarship for Science and Technology. Congratulations, David!

June 25Flavio Junqueira was awarded a Marie Curie Incoming International Fellowship. Congratulations, Flavio! Barath images/barath.jpg 6/9/06 Barath Raghavan has been awarded a Woolley Graduate Leadership Fellowship by the Jacobs School recognizing his academic achievements and service to the department. Congrats Barath!

May 15Flavio Junqueira sucessfully defended his thesis and will be leaving us to join Yahoo Research in Barcelona. Congrants Flavio! (expect visitors) Flavio

May 5— The May 6th episode of the primetime CBS series Numb3rs featured aspects of our 2001 Inferring Internet Denial of Service Activity paper. The title of the episode, "Backscatter", is a reference to the backscatter analysis technique we developed and the student activities for the episode directly reference our results.

May 1SIGCOMM notifications are out and five UCSD-authored papers were accepted (breaking our previous record of four papers from '03). Congrats to everyone and see you this Septmeber in Pisa!

April 1— Again, in the confirming-what-we-already-know department, U.S. News and World Report today released their reputation rankings of graduate programs in computer science (last ranked in 2002). UCSD's Systems specialty rose to 9th nationally (UCSD was ranked in the top 20 in all CS specialties) and the department as a whole rose to 13th. UCSD's rapid rise in the rankings over the last decade is unmatched among departments in the top 30. Congrats everyone — keep up the good work!

March 31— NSF announced today the results of the 2006 NSF Graduate Fellowship competition. Michael Vrable was recognized as a fellow and Justin Ma was awarded an honorable mention. Congrats to Michael and Justin!

Geoff Voelker February 15— UCSD recently acknowledged what the rest of us already know: that Geoff Voelker is one of the top teachers around. Geoff was named to receive the Chancellor's Associates Faculty Award for "excellence in undergraduate teaching" — one of only three Engineering faculty to receive the award in its 16 year history (and the only recipient ever from Computer Science). Congrats Geoff!

February 13Colleen Shannon and David Moore are joined by the 20-inch Kiera Beth Shannon Moore. Congrats to both! Kiera
2005

Amin Vahdat December 22Amin Vahdat has been named director of the UCSD Center for Networked Systems. Congrats Amin!

December 8— Intel has recently named our own Andrew Chien to be its next Director of Research. We congratulate Andrew and wish him the best of luck at Intel. Intel's announcement can be found here.

September 1Renata Teixeira has been awarded the UCSD Departmental Dissertation award. Congrats Renata! Renata Teixeira

James W. Anderson August 30— Congrats to James Anderson who won one of 13 Summer of Code awards from Google for his work on Tsync.

July 11Leeann Bent sucessfully defended her thesis today. Dr. Bent will be leaving us to change the world at Google. Congrats Leeann and good luck! Leeann Bent

Alper Mizrak receiving William C. Carter Award June 28Alper Mizrak is the recipient of this year's IEEE William C. Carter Award, which is presented annually to recognize individuals who have made significant contributions to dependable computing through their dissertation research. The award is attached to this year's DSN paper, Fatih: Detecting and Isolating Malicious Routers, with Yu-Chung Cheng and their advisors. Congrats!

June 27Cisco has announced plans to acquire Netsift, Inc today. Congrats to George Varghese, Sumeet Singh, and the whole Netsift team! The UCSD press release can be found here. Netsift, Inc

Dejan Kostic June 22Dejan Kostić has accepted a faculty position at EPFL's School of Computer and Communications Sciences in Switzerland. Dejan is officially a Duke CS grad, but he's been here so long that he's an honorary San Diegan. Congrats Dejan and good luck!

May 1Ishwar Ramani's SyncScan paper is covered in the May issue of MIT Technology Review. Also see the UCSD press release.

April 15Stefan Savage is profiled in the San Diego Union-Tribune where he describes his life as a catherder.

Jack Alexander Semanko March 9— The pre-K division of the systems & networking group continues to grow by leaps and bounds. We welcome Jack Alexander Semanko (left) born on February 25th and Julie Jane Bellardo (right) born on March 9th. Congrats to Leeann and John and both of their families! Julie Jane Bellardo

February 22Michelle Panik jumps out of an airplane and lives! Here's the after picture.
2004

December 27kc claffy has been named one of the 50 most powerful people in networking by Network World magazine. Go kc!

December 15George Varghese's new book Network Algorithmics: An Interdisciplinary Approach to Designing Fast Networked Devices was just published by Morgan Kauffman. Network Algorithmics

December 1Andrew Chien has been named an ACM Fellow for his "contributions to high-performance computing systems". Congrats Andrew!

Collaborate Center for Internet Epidemiology and Defenses September 21— The Center for Internet Epidemiology and Defenses (CIED) has been selected by the National Science Foundation as one of two large-scale projects in its new CyberTrust program. The CIED effort, a collaboration between our group and the International Computer Science Institute's Center for Internet Research, will receive $6.2M over five years in addition to industrial support from Microsoft, Intel, Hewlett-Packard, and the UCSD Center for Networked Systems (a $10M research center supported by AT&T, Alcatel, Hewlett-Packard, Qualcomm and Sun Microsystems). CIED will study large-scale Internet-based pathogens -- such as worms and viruses -- analyze their behaviors, develop early-warning and forensic capabilities and design automated defense technologies. CIED is led by Stefan Savage at UCSD and Vern Paxson at ICSI with co-PI's including Geoff Voelker, George Varghese, and Nick Weaver.

Officially announcing the award are NSF's press release and a joint press release from UCSD and ICSI. Media coverage of the center's founding can be found at MSNBC, InternetWeek, the San Diego Union-Tribune and the Christian Science Monitor.

September 1Cristian Estan has been awarded the UCSD Departmental Dissertation award. Congrats Cristi!

Danielle Hope Vahdat July 29— The Systems & Networking group had an unusually productive week and welcomes both Danielle Hope Vahdat (left) born at 9:54am on 7/26 and Kaia Blue Savage (right) born at 8:29am on 7/29. Both families are tired, but doing well. Kaia Blue Savage

July 23— The UCSD Center for Network Systems formally launched today. Supporting research at the intersection of distributed systems, networking and network elements, CNS is sponsored by four initial industrial partners, AT&T, Alcatel, Hewlett Packard and Qualcomm, with commitments totalling $9 million over the next three years. CNS is populated by our group's faculty as well as our peers in the Department of Electrical and Computer Engineering and at the Cooperative Association for Internet Data Analysis (CAIDA). A formal press release can be found here.

July 17Dmitrii Zagorodnov has accepted a postdoc position with Dag Johansen at the University of Tromso in Norway. Congrats Dmitrii and good luck! Dmitrii Zagorodnov

Ranjita Bhagwan June 23Ranjita Bhagwan has accepted a position at IBM's T.J. Watson Research Center in New York. Congrats Ranjita and good luck!

May 31Cristian Estan has accepted a tenure-track position from the University of Wisconsin's Computer Science Department. Congrats Cristi and good luck! Cristian Estan

Leeann Bent May 22Leeann Bent received the best student paper award at the International World Wide Web Conference (WWW). The paper, Characterization of a Large Web Site Population with Implications for Content Delivery, was joint with her advisor, Geoff Voelker, and Misha Rabinovich and Zhen Xiao from AT&T Research (this effort was initiated as part of a Center for Networked Systems (CNS) sponsored internship). Congrats Leeann!

April 2— The systems and networking research seminar (CSE 294) is covering a variety of papers from NSDI and the USENIX Technical Conference in the spring quarter. The schedule is on the CSE 294 class web page.

March 31— Three of our graduate students were recognized in the 2004 NSF Graduate Fellowship competition. Current student Barath Raghavan was selected as a fellow, while Chris Tuttle was awarded an honorable mention. As well, Lisa Cowan, who will be joining us in Fall 2004 was also sected as a fellow. Congratulations to Barath, Chris and Lisa!

February 23Stefan Savage has been awarded an Alfred P. Sloan Foundation faculty research fellowship for 2004. These fellowships recognize young faculty "who show the most outstanding promise of making fundamental contributions to new knowledge." Stefan is the second in the Systems and Networking group to receive this honor — Amin Vahdat received a Sloan Fellowship in 2003. More information on UCSD Sloan recipeints for 2004 can be found here. Stefan Savage

January 5— The systems and networking research seminar (CSE 294) is covering a variety of papers from SOSP, MOBICOM, NDSS and elsewhere for the winter quarter. The schedule is on the CSE 294 class web page.
2003

September 29— In Fall Quarter, the systems and networking research seminar (CSE 294) will cover selected papers from SOSP. The schedule is on the CSE 294 course web page.

August 29— The National Science Foundation recently awarded a $1.8 million Research Infrastructure grant to UCSD CSE. The award will fund a five-year project to build a high-speed wired and wireless communications, computation and storage grid in the department. Andrew Chien led the proposal, with co-PI's Joesph Pasquale, Stefan Savage and David Kriegman (Vision). More information can be found here.

Amin Vadat August 12— We are excited to announce that Amin Vahdat has accepted an offer to join our faculty starting in January of 2004! Amin received his PhD from UC Berkeley, by way of University of Washington, and is most recently an associate professor at Duke. We are honored to have him and his students join our group.

August 8John Bellardo's recent presentation at the USENIX Security Symposium included a live demonstration of shutting down all wireless communications using a pocket PC. See descriptions of the event in Government Computer News and Techworld. This work was fully described in his paper 802.11 Denial-of-Service Attacks: Real Vulnerabilities and Practical Solutions, jointly authored with Stefan Savage.

May 12Anand Balachandran has accepted a full-time research position at Intel Research in Seattle. Congrats Anand!

April 28— Four UCSD papers were accepted to ACM SIGCOMM this year. In addition, two UCSD CSE Systems alumni (Harrick Vin, PhD 1993, now at UT Austin, and Kevin Fall, PhD 1994, now at Intel Research in Berkeley) also had papers accepted. Congrats everyone!

April 11— In Spring Quarter, the systems and networking research seminar (CSE 294) will cover selected papers from SIGMETRICS, FAST, the Oakland conference and IMW. The schedule is on the CSE 294 course web page.

April 8Alvin Auyoung has been awarded an NSF Graduate Research Fellowship. Congrats Alvin!

April 8Joe Pasquale has been awarded the UCSD Distinguished Teaching Award for his exceptional teaching record. Way to go Joe! Joe Pasquale

05:29 UTC to 06:00 UTC February 7David Moore and Stefan Savage were part of a team that recently analyzed the spread of the Sapphire/Slammer worm. They showed that the worm compromised 90 percent of its victims within the first 10 minutes, reaching a peak probing rate of over 50 million probes per second. The results were widely reported (including CNN, the Washington Post, and InfoWorld). The full report can be found here.

January 3— In Winter Quarter, the systems and networking research seminar (CSE 294) will cover selected papers from OSDI and USITS. The schedule is on the CSE 294 course web page.

January 3— The systems and networking group enthusiastically welcomes Alex Snoeren, who joins us as a new Assistant Professor. Alex recently completed his PhD defense at MIT on "A Session-based Approach to Internet Mobility". Alex Looking Cool
2002

December 19George Varghese was honored as an ACM Fellow for his contributions in efficient, scalable algorithms. Congratulations, George!

January 10— Acting Professor Stefan Savage finally defended his thesis. He received the University of Washington's William Chan Memorial Dissertation Award for this work.
2001

David Moore, Stefan Savage, Geoff Voelker September 1— International fashionplates David Moore, Geoff Voelker and Stefan Savage grace the cover of this month's Information Security Magazine for their analysis of denial-of-service attacks. Sure to be a collector's item! :-)

August 13David Moore, Geoff Voelker and Stefan Savage received the best paper award award at the USENIX Security Symposium for their paper Inferring Internet Denial of Service Activity. Congrats guys!

May 25— There has been considerable press around the previous denial-of-service report, including stories or mentions in The New York Times, CNN , Wired and New Scientist. A more complete listing can be found here.

May 22Geoff Voelker received the Tau Beta Pi Outstanding Engineering Teaching Award. Great going Geoff!

May 21— Group members David Moore, Geoff Voelker and Stefan Savage recently completed the first empirical study of world-wide denial-of-service attack activity. They found roughly 4000 attacks active per week against over 5,000 distinct targets. More information can be found here.