Andy Wang 269 Love Building Department of Computer Science Florida State University Tallahassee, FL 32306-4530

[Biographical Sketch] [CV] [Research] [Publications] [Teaching]

Security and Privacy

Liu23

Wenqing Liu and An-I Andy Wang. LFuzz: Exploiting Locality-enabled Techniques for File-system Fuzzing. Proceedings of 28th European Symposium on Research in Computer Security (ESORICS), 2023. Supersedes Technical Report TR-220922, Department of Computer Science, Florida State University, 2022.

Diesburg16

Sarah Diesburg, Christopher Meyers, Mark Stanovich, An-I Andy Wang, and Geoff Kuenning. TrueErase: Leveraging an Auxiliary Data Path for Per-file Secure Deletion, ACM Transactions on Storage (TOS), 12(4), Article No. 18, 2016. [19% acceptance rate for the original ACM ACSAC paper]

Mitchell15b

Michael Mitchell, An-I Andy Wang, and Peter Reiher. Cashtags: Protecting Input and Displays of Sensitive Data, Proceedings of the 24th USENIX Security Symposium, August 2015. [16% acceptance rate] Supersedes Technical Report TR-141209, Department of Computer Science, Florida State University, December 2014.

Mitchell15a

Michael Mitchell, An-I Andy Wang, Peter Reiher, Ratnesh Patidar, Manik Saini, and Parteek Singh. Mobile Usage Patterns and Privacy Implications, Proceedings of the IEEE 2015 International Workshop on the Impact of Human Mobility in Pervasive Systems and Applications (PerMoby), March 2015. Supersedes Technical Report TR-131104, Department of Computer Science, Florida State University, November 2013.

Diesburg12

Sarah Diesburg, Christopher Meyers, Mark Stanovich, Michael Mitchell, Justin Marshall, Julia Gould, An-I Andy Wang, and Geoff Kuenning. TrueErase: Per-file Secure Deletion for the Storage Data Path. Proceedings of the 2012 Annual Computer Security Applications Conference, 2012. [19% acceptance rate] Supersedes Technical Report TR-111020, Department of Computer Science, Florida State University, October 2011.

Diesburg10

Sarah Diesburg and An-I Andy Wang. A Survey of Confidential Data Storage and Deletion Methods. ACM Computing Surveys, 43(1), 2010. Supersedes Technical Report TR-080508, Department of Computer Science, Florida State University, May 2008.

Diesburg08b

Sarah Diesburg, Christopher Meyers, David Lary, and An-I Andy Wang. When Cryptography Meets Storage. Proceedings of the 4th International Workshop on Storage Security and Survivability (StorageSS), October 2008.

Storage Reliability

Liu23

Wenqing Liu and An-I Andy Wang. LFuzz: Exploiting Locality-enabled Techniques for File-system Fuzzing. Proceedings of 28th European Symposium on Research in Computer Security (ESORICS), 2023. Supersedes Technical Report TR-220922, Department of Computer Science, Florida State University, 2022.

Roy20

Bobby Roy, Erika Dennis, An-I Andy Wang, Peter Reiher, and Sarah Diesburg. An Exploration of Targeted Provenance for Reliability, Proceedings of the 35th ACM/SIGAPP Symposium on Applied Computing, 2020.

Mobile Computing

Mitchell15b

Michael Mitchell, An-I Andy Wang, and Peter Reiher. Cashtags: Protecting Input and Displays of Sensitive Data, Proceedings of the 24th USENIX Security Symposium, August 2015. [16% acceptance rate] Supersedes Technical Report TR-141209, Department of Computer Science, Florida State University, December 2014.

Mitchell15a

Michael Mitchell, An-I Andy Wang, Peter Reiher, Ratnesh Patidar, Manik Saini, and Parteek Singh. Mobile Usage Patterns and Privacy Implications, Proceedings of the IEEE 2015 International Workshop on the Impact of Human Mobility in Pervasive Systems and Applications (PerMoby), March 2015. Supersedes Technical Report TR-131104, Department of Computer Science, Florida State University, November 2013.

Mitchell11

Michael Mitchell, Christopher Meyers, An-I Andy Wang, Gary Tyson. ContextProvider: Context Awareness for Medical Monitoring Applications. Proceedings of the 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2011.

Mitchell11

Michael Mitchell, Frank Sposaro, An-I Andy Wang, Gary Tyson. BEAT: Bio-Environmental Android Tracking. Proceedings of the IEEE Topical Meeting on Biomedical Radio and Wireless Technologies, Networks, and Sensing Systems, 2011.

File System Performance

Wang21

Weisu Wang, Christopher Meyers, Robert Roy, Sarah Diesburg, An-I Andy Wang. ADAPT: An Auxiliary Storage Data Path Toolkit. Elsevier Journal of Systems Architecture, 113, Article No. 101902, 2021. Supersedes Technical Report TR-170929, Department of Computer Science, Florida State University, 2017.

Zhang20

Shuanglong Zhang, Robert Roy, Leah Rumancik, and An-I Andy Wang. The Composite-file File System: Decoupling One-to-one Mapping of Files and Metadata for Better Performance. ACM Transactions on Storage (TOS), 16(1), Article No. 5, 2020. [20% acceptance rate for the original USENIX FAST paper]

Zhang17

Shuanglong Zhang and An-I Andy Wang. FJS: Fine-grained Journal Store, Technical Report TR-171030, Florida State University, 2017.

Wang17

Weisu Wang, Christopher Meyers, An-I Andy Wang, and Sarah Diesburg. Tags: A Unifying Primitive for the Storage Data Path, Technical Report TR-170929, Florida State University, 2017.

Zhang16

Shuanglong Zhang, Helen Catanese, and An-I Andy Wang. The Composite-file File System: Decoupling the One-to-one Mapping of Files and Metadata for Better Performance. Proceedings of the 14th USENIX Conference on File and Storage Technologies (FAST), February 2016 [8 pages, 20% acceptance rate] Supersedes Technical Report TR-150921, Department of Computer Science, Florida State University, September 2015.

Qian08

Jin Qian, Christopher Meyers, and An-I Andy Wang. A Linux Implementation Validation of Track-Aligned Extents and Track-Aligned RAIDs. Proceedings of the 2008 USENIX Annual Technical Conference, June 2008.

Stanovich08

Mark J. Stanovich, Theodore P. Baker, and An-I Andy Wang. Throttling On-Disk Schedulers to Meet Soft-Real-Time Requirements. Proceedings of the 14th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS), April 2008. Supersedes Technical Report TR-071025, Department of Computer Science, Florida State University, October 2007.

Qian07

Jin Qian and An-I Andy Wang. A Behind-the-Scenes Story on Applying Cross-Layer Coordination to Disks and RAIDs. Technical Report TR-071015, Department of Computer Science, Florida State University, October 2007.

Wang06

An-I Andy Wang, Geoff Kuenning, Peter Reiher, and Gerald Popek. The Conquest File System: Better Performance Through a Disk/Persistent-RAM Hybrid Design. ACM Transactions on Storage (TOS), 2(3), pp. 309-348, August 2006.

Wang03a

An-I Andy Wang. The Conquest File System: A Disk/Persistent-RAM Hybrid Design for Better Performance and Simpler Data Paths. Ph.D. Dissertation. Computer Science Department, University of California, Los Angeles, March 2003. <http://www.cs.fsu.edu/~awang/papers/dissertation2003a.html>

Wang02a

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald J. Popek. Work-in-Progress Report: Conquest: Better Performance Through a Disk/Persistent-RAM Hybrid File System. On-Line Proceedings of the 1st USENIX Conference on File and Storage Technologies (FAST), Monterey, January 2002. <http://www.cs.fsu.edu/~awang/papers/fast2002a.html>

Wang01a

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald J. Popek. Position Summary: The Conquest File System--Life after Disks. Proceedings of the 8th IEEE Workshop on Hot Topics in Operating Systems (HotOS VIII), Schloss Elmau, Germany, May 2001. <http://www.cs.fsu.edu/~awang/papers/hotos2001.html>

Education

Wang20

An-I Andy Wang, David Whalley, Zhenghao Zhang, and Gary Tyson. Experience of Administering Our First S-STEM Program to Broaden Participation in Computer Science. Proceedings of the 2020 ACM Special Interest Group on Computer Science Education (SIGCSE) Technical Symposium, 2020.

Wang14

An-I Andy Wang, Gary Tyson, David Whalley, Robert van Engelen, and Zhenghao Zhang. A Journey toward Obtaining Our First NSF S-STEM (Scholarship) Grant. Proceedings of the 2014 ACM Special Interest Group on Computer Science Education (SIGCSE) Technical Symposium, 2014.

Workload Analysis

Mitchell15a

Michael Mitchell, An-I Andy Wang, Peter Reiher, Ratnesh Patidar, Manik Saini, and Parteek Singh. Mobile Usage Patterns and Privacy Implications, Proceedings of the IEEE 2015 International Workshop on the Impact of Human Mobility in Pervasive Systems and Applications (PerMoby), March 2015. Supersedes Technical Report TR-131104, Department of Computer Science, Florida State University, November 2013.

Fox08c

Cory Fox, Dragan Lojpur, An-I Andy Wang. Quantifying Temporal and Spatial Localities in Storage Workloads and Transformations by Data Path Components. Proceedings of the 16th Annual Meeting of the IEEE International Symposium on Modeling, Analysis, and Simulation (MASCOTS), September 2008. Supersedes Technical Report TR-080406, Department of Computer Science, Florida State University, April 2008.

Fox08a

Cory Fox, Dragan Lojpur, and An-I Andy Wang. Work-in-Progress-Report: Quantifying Temporal and Spatial Localities Due to File System Caching Online Proceedings of the 6th USENIX Conference on File and Storage Technologies, February 2008.

Wang03b

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald Popek. The Effects of Memory-Rich Environments on File System Microbenchmarks. Proceedings of the 2003 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS), Montreal, July 2003. <http://www.cs.fsu.edu/~awang/papers/spects2003a.html>

Energy-saving Storage

Buzbee13

Ben Buzbee, Weisu Wang, and An-I Andy Wang. Power-Saving Approaches and Tradeoffs for Storage SystemsTechnical Report TR-130627, Department of Computer Science, Florida State University, June 2013.

Weddle07b

Charles Weddle, Mathew Oldham, Jin Qian, An-I Andy Wang, Peter Reiher, Geoff Kuenning. PARAID: A Gear-Shifting Power-Aware RAID. ACM Transactions on Storage (TOS), 3(3), Article No. 13, October 2007 (invited).

Weddle07a

Charles Weddle, Mathew Oldham, Jin Qian, An-I Andy Wang, Peter Reiher, Geoff Kuenning. PARAID: A Gear-Shifting Power-Aware RAID. Proceedings of the 5th USENIX Conference on File and Storage Technologies (FAST), February 2007. Supersedes Technical Report TR-060323, Department of Computer Science, Florida State University, 2006.

Real-time I/Os

Stanovich11

Mark Stanovich, Theodore Baker, An-I Andy Wang. Experience with Sporadic Server Scheduling in Linux: Theory vs. Practice. Proceedings of the 13th Real-Time Linux Workshop, October 2011.

Stanovich10

Mark Stanovich, Theodore Baker, An-I Andy Wang, and Michael Gonzalez Harbour, Defects of the POSIX Sporadic Server and How to Correct Them. Proceedings of the 16th IEEE Real-Time and Embedded Technology and Applications Symposium, April 2010. Supersedes Technical Report TR-091026, Department of Computer Science, Florida State University, October 2009.

Qian08

Jin Qian, Christopher Meyers, and An-I Andy Wang. A Linux Implementation Validation of Track-Aligned Extents and Track-Aligned RAIDs. Proceedings of the 2008 USENIX Annual Technical Conference, June 2008.

Stanovich08

Mark J. Stanovich, Theodore P. Baker, and An-I Andy Wang. Throttling On-Disk Schedulers to Meet Soft-Real-Time Requirements. Proceedings of the 14th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS), April 2008. Supersedes Technical Report TR-071025, Department of Computer Science, Florida State University, October 2007.

Qian07

Jin Qian and An-I Andy Wang. A Behind-the-Scenes Story on Applying Cross-Layer Coordination to Disks and RAIDs. Technical Report TR-071015, Department of Computer Science, Florida State University, October 2007.

Baker07

Theodore P. Baker, An-I Andy Wang, Mark J. Stanovich. Fitting Linux Device Drivers into an Analyzable Scheduling Framework. Proceedings of the 3rd Workshop on Operating Systems Platforms for Embedded Real-Time Applications, July 2007.

Lewandowski07

Mark Lewandowski, Mark Stanovich, Theodore Baker, Kartik Gopalan, An-I Andy Wang. Modeling Device Driver Effects in Real-Time Schedulability Analysis: Study of a Network Driver. Proceedings of the 13th IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS), April 2007.

Mobile Ad hoc Networks

Mahajan07

Atulya Mahajan, Niranjan Potnis, Kartik Gopalan, and An-I Andy Wang. Modeling VANET Deployment in URBAN Settings. Proceedings of the 10th ACM/IEEE International Symposium on Modeling Analysis, and Simulation of Wireless and Mobile Systems (MSWiM), October 2007.

Niranjin07

Niranjan Potnis, Atulya Mahajan, An-I Andy Wang, and Kartik Gopalan. Evaluation of Mesh-Enhanced VANET Deployment Models. Proceedings of the 16th International Conference on Computer Communications and Networks (ICCCN), Workshop on Advanced Networking and Communications, August 2007.

Mahajan06

Atulya Mahajan, Niranjan Potnis, Kartik Gopalan, An-I Andy Wang. Urban Mobility Models for VANETs. Proceedings of the 2nd IEEE International Workshop on Next Generation Wireless Networks, December 2006. Supersedes Technical Report TR-051220, Department of Computer Science, Florida State University, 2005.

Nguyen04

Nam T. Nguyen, An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher. Electric-Field-Based Routing: A Reliable Framework for Routing in MANETs, ACM SIGMOBILE Mobile Computing and Communications Review (MC2R), 8(2), pp. 35-49, April 2004. <http://www.cs.fsu.edu/~awang/papers/mc2r2004a.html>

Wang03c

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher. Book Chapter: Multipath Routing for Ad Hoc Networks. Mobile and Wireless Internet: Protocols, Algorithms, and Systems, Kluwer Academic Publishers, July 2003.

Optimistic Replication

Wang07

An-I Andy Wang, Geoff Kuenning, and Peter Reiher. Using Permuted States and Validated Simulation to Analyze Conflict Rates in Optimistic Replication. SCS Simulation: Transactions of the Society for Modeling and Simulation International, 83(8), pp. 551-569, August 2007.

Wang05b

An-I Andy Wang, Geoff H. Kuenning, Peter Reiher. Using Permuted States and Validated Simulation to Analyze Conflict Rates in Optimistic Replication, 2005 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS), July 2005.<http://www.cs.fsu.edu/~awang/papers/spects2005.html>

Wang05a

An-I Andy Wang, Geoff H. Kuenning, Peter Reiher. Introducing Permuted States for Analyzing Conflict Rates in Optimistic Replication, ACM International Conference on Measurement and Modeling of Computer Systems (SIGMETRICS), June 2005.

Wang02c

An-I Andy Wang, Peter Reiher, Rajive Bagrodia, Geoffrey H. Kuenning. Understanding the Behavior of the Conflict-Rate Metric in Optimistic Peer Replication. Proceedings of the 5th IEEE International Workshop on Mobility in Databases and Distributed Systems (MDDS), Aix-en-Provence, France, September 2002. <http://www.cs.fsu.edu/~awang/papers/mdds2002a.html>

Wang01b

An-I Andy Wang, Peter Reiher, Rajive Bagrodia. A Simulation Framework and Evaluation for Optimistically Replicated Filing Environments. Technical report CSD-010046, Computer Science Department, University of California, Los Angeles, 2001. <http://www.cs.fsu.edu/~awang/papers/ucla2001a.html>

Wang99b

An-I Andy Wang, Peter Reiher, Rajive Bagrodia. Validation Experiences of the Simulation Framework for Optimistically Replicated Filing Environments: A Case Study. Proceedings of the DARPA/NIST Network Simulation Validation Workshop, Fairfax, Virginia, May 1999.

Wang99a

An-I Andy Wang, Peter Reiher, Rajive Bagrodia. A Simulation Evaluation of Optimistically Replicated Filing in Mobile Environments. Proceedings of the 18th IEEE International Performance, Computing, and Communication Conference (IPCCC), Phoenix/Scottsdale, Arizona, February 1999. <http://www.cs.fsu.edu/~awang/papers/ipccc1999a.html>

Kuenning98

Geoffrey H. Kuenning, Richard G. Guy, Gerald J. Popek, Peter Reiher, An-I Andy Wang. Measuring the Quality of Service of Optimistic Replication. Proceedings of the 12th European Conference on Object-Oriented Programming (ECOOP) Workshop on Mobility and Replication, Brussels, Belgium, July 1998. <http://www.cs.fsu.edu/~awang/papers/ecoop1998a.html>

Wang98

An-I Andy Wang. A Simulation Evaluation for Optimistically Replicated Filing Environments. Master's Thesis. Computer Science Department, University of California, Los Angeles, 1998.

Wang97

An-I Andy Wang, Peter Reiher, Rajive Bagrodia. A Simulation Framework for Evaluating Optimistically Replicated Filing Environments. Technical report CSD-970018. Computer Science Department, University of California, Los Angeles, 1997.

Memory-based Storage

Wang06

An-I Andy Wang, Geoff Kuenning, Peter Reiher, and Gerald Popek. The Conquest File System: Better Performance Through a Disk/Persistent-RAM Hybrid Design. ACM Transactions on Storage (TOS), 2(3), pp. 309-348, August 2006.

Wang03b

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald Popek. The Effects of Memory-Rich Environments on File System Microbenchmarks. Proceedings of the 2003 International Symposium on Performance Evaluation of Computer and Telecommunication Systems (SPECTS), Montreal, July 2003. <http://www.cs.fsu.edu/~awang/papers/spects2003a.html>

Wang03a

An-I Andy Wang. The Conquest File System: A Disk/Persistent-RAM Hybrid Design for Better Performance and Simpler Data Paths. Ph.D. Dissertation. Computer Science Department, University of California, Los Angeles, March 2003. <http://www.cs.fsu.edu/~awang/papers/dissertation2003a.html>

Wang02b

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald J. Popek. Conquest: Better Performance Through a Disk/Persistent-RAM Hybrid File System. Proceedings of the 2002 USENIX Annual Technical Conference, Monterey, June 2002. <http://www.cs.fsu.edu/~awang/papers/usenix2002a.html>

Wang02a

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald J. Popek. Work-in-Progress Report: Conquest: Better Performance Through a Disk/Persistent-RAM Hybrid File System. On-Line Proceedings of the 1st USENIX Conference on File and Storage Technologies (FAST), Monterey, January 2002. <http://www.cs.fsu.edu/~awang/papers/fast2002a.html>

Wang01a

An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher, Gerald J. Popek. Position Summary: The Conquest File System--Life after Disks. Proceedings of the 8th IEEE Workshop on Hot Topics in Operating Systems (HotOS VIII), Schloss Elmau, Germany, May 2001. <http://www.cs.fsu.edu/~awang/papers/hotos2001.html>

Distributed Coordination

Nguyen04

Nam T. Nguyen, An-I Andy Wang, Geoffrey H. Kuenning, Peter Reiher. Electric-Field-Based Routing: A Reliable Framework for Routing in MANETs, ACM SIGMOBILE Mobile Computing and Communications Review (MC2R), 8(2), pp. 35-49, April 2004. <http://www.cs.fsu.edu/~awang/papers/mc2r2004a.html>

Yarvis99

Mark D. Yarvis, An-I Andy Wang, Alexy Rudenko, Peter Reiher, Gerald J. Popek. Conductor: Distributed Adaptation for Complex Networks. Technical report CSD-990042. Computer Science Department, University of California, Los Angeles, 1999. <http://www.cs.fsu.edu/~awang/papers/ucla1999a.html>