176 citations · 250 across the 13 of their papers we have counts for
8 papers · 1 filter
Reflections on trusting distributed trust
Emma Dauterman, Vivian Fang, Natacha Crooks +1
Many systems today distribute trust across multiple parties such that the system provides certain security properties if a subset of the parties are honest. In the past few years,…
Senate: A Maliciously-Secure MPC Platform for Collaborative Analytics
Rishabh Poddar, Sukrit Kalra, Avishay Yanai +3
Many organizations stand to benefit from pooling their data together in order to draw mutually beneficial insights -- e.g., for fraud detection across banks, better medical studies…
Secure Collaborative Training and Inference for XGBoost
Andrew Law, Chester Leung, Rishabh Poddar +6
In recent years, gradient boosted decision tree learning has proven to be an effective method of training robust models. Moreover, collaborative learning among multiple parties has…
Practical Volume-Based Attacks on Encrypted Databases
Rishabh Poddar, Stephanie Wang, Jianan Lu +1
Recent years have seen an increased interest towards strong security primitives for encrypted databases (such as oblivious protocols), that hide the access patterns of query execut…
Visor: Privacy-Preserving Video Analytics as a Cloud Service
Rishabh Poddar, Ganesh Ananthanarayanan, Srinath Setty +2
Video-analytics-as-a-service is becoming an important offering for cloud providers. A key concern in such services is privacy of the videos being analyzed. While trusted execution…
An Off-Chip Attack on Hardware Enclaves via the Memory Bus
Dayeol Lee, Dongha Jung, Ian T. Fang +2
This paper shows how an attacker can break the confidentiality of a hardware enclave with Membuster, an off-chip attack based on snooping the memory bus. An attacker with physical…