Christopher W. Fletcher

Most-cited papers

InvisiSpec: Making Speculative Execution Invisible in the Cache Hierarchy
Mengjia Yan, Jiho Choi, Dimitrios Skarlatos, Adam Morrison +2 more
2018Micro303 citations
Semantic Scholar
Cache Telepathy: Leveraging Shared Resource Attacks to Learn DNN Architectures
Mengjia Yan, Christopher W. Fletcher, J. Torrellas
2018USENIX Security Symposium299 citations
Semantic Scholar
ExTensor: An Accelerator for Sparse Tensor Algebra
Kartik Hegde, Hadi Asghari-Moghaddam, Michael Pellauer, N. Crago +4 more
2019Micro278 citations
Semantic Scholar
ZeroTrace : Oblivious Memory Primitives from Intel SGX
Sajin Sasy, S. Gorbunov, Christopher W. Fletcher
2018Network and Distributed System Security Symposium257 citations Open access
Semantic Scholar
Speculative Taint Tracking (STT): A Comprehensive Protection for Speculatively Accessed Data
Jiyong Yu, Mengjia Yan, Artem Khyzha, Adam Morrison +2 more
2019IEEE Micro234 citations Open access
Semantic Scholar
Constants Count: Practical Improvements to Oblivious RAM
Ling Ren, Christopher W. Fletcher, Albert Kwon, Emil Stefanov +3 more
2015USENIX Security Symposium217 citations
Semantic Scholar
Attack Directories, Not Caches: Side Channel Attacks in a Non-Inclusive World
Mengjia Yan, Read Sprabery, Bhargava Gopireddy, Christopher W. Fletcher +2 more
2019IEEE Symposium on Security and Privacy212 citations Open access
Semantic Scholar
A secure processor architecture for encrypted computation on untrusted programs
Christopher W. Fletcher, Marten van Dijk, S. Devadas
2012Scalable Trusted Computing208 citations Open access
Semantic Scholar
UCNN: Exploiting Computational Reuse in Deep Neural Networks via Weight Repetition
Kartik Hegde, Jiyong Yu, R. Agrawal, Mengjia Yan +2 more
2018International Symposium on Computer Architecture180 citations Open access
Semantic Scholar
Onion ORAM: A Constant Bandwidth Blowup Oblivious RAM
S. Devadas, Marten van Dijk, Christopher W. Fletcher, Ling Ren +2 more
2016Theory of Cryptography Conference170 citations Open access
Semantic Scholar
Design space exploration and optimization of path oblivious RAM in secure processors
Ling Ren, Xiang-Yao Yu, Christopher W. Fletcher, Marten van Dijk +1 more
2013International Symposium on Computer Architecture165 citations Open access
Semantic Scholar
Hertzbleed: Turning Power Side-Channel Attacks Into Remote Timing Attacks on x86
Ying-Chen Wang, Riccardo Paccagnella, Elizabeth Tang He, H. Shacham +2 more
2023IEEE Micro158 citations
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PyTorchFI: A Runtime Perturbation Tool for DNNs
Abdulrahman Mahmoud, Neeraj Aggarwal, Alex Nobbe, Jose Rodrigo Sanchez Vicarte +4 more
20202020 50th Annual IEEE/IFIP International Conference on Dependable Systems and Networks Workshops (DSN-W)154 citations
Semantic Scholar
Lord of the Ring(s): Side Channel Attacks on the CPU On-Chip Ring Interconnect Are Practical
Riccardo Paccagnella, Licheng Luo, Christopher W. Fletcher
2021USENIX Security Symposium133 citations
Semantic Scholar
Mind mappings: enabling efficient algorithm-accelerator mapping space search
Kartik Hegde, Po-An Tsai, Sitao Huang, V. Chandra +2 more
2021International Conference on Architectural Support for Programming Languages and Operating Systems124 citations Open access
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Custos: Practical Tamper-Evident Auditing of Operating Systems Using Trusted Execution
Riccardo Paccagnella, Pubali Datta, Wajih Ul Hassan, Adam Bates +3 more
2020Network and Distributed System Security Symposium115 citations Open access
Semantic Scholar
Data Oblivious ISA Extensions for Side Channel-Resistant and High Performance Computing
Jiyong Yu, Lucas Hsiung, Mohamad El Hajj, Christopher W. Fletcher
2018IACR Cryptology ePrint Archive111 citations Open access
Semantic Scholar
Freecursive ORAM: [Nearly] Free Recursion and Integrity Verification for Position-based Oblivious RAM
Christopher W. Fletcher, Ling Ren, Albert Kwon, Marten van Dijk +1 more
2015International Conference on Architectural Support for Programming Languages and Operating Systems109 citations Open access
Semantic Scholar
Speculative interference attacks: breaking invisible speculation schemes
Mohammad Behnia, Prateek Sahu, Riccardo Paccagnella, Jiyong Yu +12 more
2020International Conference on Architectural Support for Programming Languages and Operating Systems96 citations Open access
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Buffets: An Efficient and Composable Storage Idiom for Explicit Decoupled Data Orchestration
Michael Pellauer, Y. Shao, Jason Clemons, N. Crago +5 more
2019International Conference on Architectural Support for Programming Languages and Operating Systems95 citations Open access
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MicroScope: Enabling Microarchitectural Replay Attacks
Dimitrios Skarlatos, Mengjia Yan, Bhargava Gopireddy, Read Sprabery +2 more
2020IEEE Micro81 citations Open access
Semantic Scholar
Morph: Flexible Acceleration for 3D CNN-Based Video Understanding
Kartik Hegde, R. Agrawal, Yulun Yao, Christopher W. Fletcher
2018Micro80 citations Open access
Semantic Scholar
Augury: Using Data Memory-Dependent Prefetchers to Leak Data at Rest
Jose Rodrigo Sanchez Vicarte, Michael Flanders, Riccardo Paccagnella, Grant Garrett-Grossman +3 more
2022IEEE Symposium on Security and Privacy75 citations
Semantic Scholar
Ring ORAM: Closing the Gap Between Small and Large Client Storage Oblivious RAM
Ling Ren, Christopher W. Fletcher, Albert Kwon, Emil Stefanov +3 more
2014IACR Cryptology ePrint Archive75 citations
Semantic Scholar
Scalable, accurate multicore simulation in the 1000-core era
Mieszko Lis, Peng-Ju Ren, Myong Hyon Cho, Keun Sup Shim +3 more
2011IEEE International Symposium on Performance Analysis of Systems and Software73 citations Open access
Semantic Scholar
HORNET: A Cycle-Level Multicore Simulator
Peng-Ju Ren, Mieszko Lis, Myong Hyon Cho, Keun Sup Shim +4 more
2012IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems70 citations Open access
Semantic Scholar
Speculative Data-Oblivious Execution: Mobilizing Safe Prediction For Safe and Efficient Speculative Execution
Jiyong Yu, Namrata Mantri, J. Torrellas, Adam Morrison +1 more
2020International Symposium on Computer Architecture69 citations
Semantic Scholar
Streamline: a fast, flushless cache covert-channel attack by enabling asynchronous collusion
Gururaj Saileshwar, Christopher W. Fletcher, Moinuddin K. Qureshi
2021International Conference on Architectural Support for Programming Languages and Operating Systems59 citations
Semantic Scholar
Bucket ORAM: Single Online Roundtrip, Constant Bandwidth Oblivious RAM
Christopher W. Fletcher, M. Naveed, Ling Ren, Elaine Shi +1 more
2015IACR Cryptology ePrint Archive58 citations
Semantic Scholar
A Low-Latency, Low-Area Hardware Oblivious RAM Controller
Christopher W. Fletcher, Ling Ren, Albert Kwon, Marten van Dijk +3 more
20152015 IEEE 23rd Annual International Symposium on Field-Programmable Custom Computing Machines57 citations
Semantic Scholar
MARC: A Many-Core Approach to Reconfigurable Computing
Ilia A. Lebedev, Shaoyi Cheng, Austin Doupnik, James C. Martin +4 more
2010International Conference on Reconfigurable Computing and FPGAs57 citations
Semantic Scholar
Opening Pandora’s Box: A Systematic Study of New Ways Microarchitecture Can Leak Private Data
Jose Rodrigo Sanchez Vicarte, Pradyumna Shome, Nandeeka Nayak, Caroline Trippel +3 more
2021International Symposium on Computer Architecture56 citations
Semantic Scholar
Optimizing Selective Protection for CNN Resilience
Abdulrahman Mahmoud, Siva Kumar Sastry Hari, Christopher W. Fletcher, S. Adve +6 more
2021IEEE International Symposium on Software Reliability Engineering56 citations
Semantic Scholar
HOP: Hardware makes Obfuscation Practical
Kartik Nayak, Christopher W. Fletcher, Ling Ren, Nishanth Chandran +3 more
2017Network and Distributed System Security Symposium56 citations
Semantic Scholar
Integrity verification for path Oblivious-RAM
Ling Ren, Christopher W. Fletcher, Xiang-Yao Yu, Marten van Dijk +1 more
2013IEEE Conference on High Performance Extreme Computing56 citations Open access
Semantic Scholar
PrORAM: Dynamic prefetcher for Oblivious RAM
Xiang-Yao Yu, Syed Kamran Haider, Ling Ren, Christopher W. Fletcher +3 more
2015International Symposium on Computer Architecture50 citations Open access
Semantic Scholar
Speculative Privacy Tracking (SPT): Leaking Information From Speculative Execution Without Compromising Privacy
Rutvik Choudhary, Jiyong Yu, Christopher W. Fletcher, Adam Morrison
2021Micro49 citations
Semantic Scholar
Asymptotically Tight Bounds for Composing ORAM with PIR
Ittai Abraham, Christopher W. Fletcher, Kartik Nayak, Benny Pinkas +1 more
2017International Conference on Theory and Practice of Public Key Cryptography45 citations
Semantic Scholar
HarDNN: Feature Map Vulnerability Evaluation in CNNs
Abdulrahman Mahmoud, S. Hari, Christopher W. Fletcher, S. Adve +6 more
2020arXiv.org43 citations
Semantic Scholar
SAVE: Sparsity-Aware Vector Engine for Accelerating DNN Training and Inference on CPUs
Zhangxiaowen Gong, Houxiang Ji, Christopher W. Fletcher, C. J. Hughes +2 more
2020Micro43 citations
Semantic Scholar
Graphite: optimizing graph neural networks on CPUs through cooperative software-hardware techniques
Zhangxiaowen Gong, Houxiang Ji, Yao Yao, Christopher W. Fletcher +2 more
2022International Symposium on Computer Architecture42 citations
Semantic Scholar
DVFS Frequently Leaks Secrets: Hertzbleed Attacks Beyond SIKE, Cryptography, and CPU-Only Data
Ying-Chen Wang, Riccardo Paccagnella, Alan Wandke, Zhao Gang +4 more
2023IEEE Symposium on Security and Privacy37 citations
Semantic Scholar
Scalable validation of binary lifters
Sandeep Dasgupta, S. Dinesh, Deepan Venkatesh, V. Adve +1 more
2020ACM-SIGPLAN Symposium on Programming Language Design and Implementation36 citations Open access
Semantic Scholar
Design and Implementation of the Ascend Secure Processor
Ling Ren, Christopher W. Fletcher, Albert Kwon, M. van Dijk +1 more
2019IEEE Transactions on Dependable and Secure Computing36 citations Open access
Semantic Scholar
SecDir: A Secure Directory to Defeat Directory Side-Channel Attacks
Mengjia Yan, Jen-Yang Wen, Christopher W. Fletcher, J. Torrellas
2019International Symposium on Computer Architecture35 citations
Semantic Scholar
Synchronization Storage Channels (S2C): Timer-less Cache Side-Channel Attacks on the Apple M1 via Hardware Synchronization Instructions
Jiyong Yu, A. Dutta, Trent Jaeger, David Kohlbrenner +1 more
2023USENIX Security Symposium34 citations
Semantic Scholar
Binoculars: Contention-Based Side-Channel Attacks Exploiting the Page Walker
Zirui Neil Zhao, Adam Morrison, Christopher W. Fletcher, J. Torrellas
2022USENIX Security Symposium30 citations
Semantic Scholar
Speculation Invariance (InvarSpec): Faster Safe Execution Through Program Analysis
Zirui Neil Zhao, Houxiang Ji, Mengjia Yan, Jiyong Yu +4 more
2020Micro30 citations Open access
Semantic Scholar
Unified Oblivious-RAM: Improving Recursive ORAM with Locality and Pseudorandomness
Ling Ren, Christopher W. Fletcher, Xiang-Yao Yu, Albert Kwon +2 more
2014IACR Cryptology ePrint Archive27 citations
Semantic Scholar
RAW Path ORAM: A Low-Latency, Low-Area Hardware ORAM Controller with Integrity Verification
Christopher W. Fletcher, Ling Ren, Albert Kwon, Marten van Dijk +2 more
2014IACR Cryptology ePrint Archive27 citations
Semantic Scholar