Research

SoK: A Systems Perspective on Compound AI Threats and Countermeasures

Sarbartha Banerjee*, Prateek Sahu*, Mulong Luo, Anjo Vahldiek Oberwagner, Neeraja J. Yadwadkar, Mohit Tiwari

Arxiv Preprint, Nov. 2024

Obsidian: Cooperative State-Space Exploration for Performant Inference on Secure ML accelerators

Sarbartha Banerjee, Shijia Wei, Prakash Ramrakhyani, Mohit Tiwari

Arxiv Preprint, Sept. 2024

ConfusedPilot: Confused Deputy Risks in RAG-based LLMs

Ayush Roychoudhuri, Mulong Luo, Prateek Sahu, Sarbartha Banerjee, Mohit Tiwari

Arxiv Preprint, Aug. 2024

Triton: Software-Defined Threat Model for Secure Multi-Tenant ML inference Accelerators

Sarbartha Banerjee, Shijia Wei, Prakash Ramrakhyani, Mohit Tiwari

Hardware and Architectural Support for Security and Privacy (HASP 2023), Toronto, Canada

Rethinking System Audit Architectures for High Event Coverage and Synchronous Log Availability

Varun Gandhi*, Sarbartha Banerjee*, Aniket Agrawal, Adil Ahmad, Sangho Lee, Marcus Peinado  [* Equal Contributor]

32nd USENIX Security Symposium (Security 2023), Anaheim, California, USA

Spacelord: Private and Secure Smart Space Sharing

Yechan Bae*, Sarbartha Banerjee*, Sangho Lee*, Marcus Peinado* [* Equal Contributor]

Proceedings of the 38th Annual Computer Security Applications Conference (ACSAC 2022), Austin, Texas, USA

Bandwidth utilization side-channel on ML inference accelerators

Sarbartha Banerjee, Shijia Wei, Prakash Ramrakhyani, Mohit Tiwari

Workshop on Secure and Private Systems for Machine Learning (SPSL 2021), Virtual

Sesame: Software defined enclaves to secure inference accelerators with multi-tenant execution

Sarbartha Banerjee, Prakash Ramrakhyani, Shijia Wei, Mohit Tiwari

Arxiv Preprint, 2020.

Characterization of smartphone governor strategies

Sarbartha Banerjee, Lizy K. John

24th International Conference on Parallel and Distributed Computing (EuroPar 2018), Turin, Italy

Patents:

Confidential computing in heterogeneous compute environment including network-connected hardware accelerator

Reshma Lal, Sarbartha Banerjee

US Patent 12,212,657 , Intel Corp, 2025

In-place memory copy during remote data transfer in heterogeneous compute environment

Reshma Lal, Sarbartha Banerjee

US Patent 12,299,286 , Intel Corp, 2025

Protecting assets of mutually distrustful entities during federated learning training on a remote device

Reshma Lal, Sarbartha Banerjee

US Patent App 17/892712 , Intel Corp, 2024

Advanced fall through mechanism for low power sequencers

Sarbartha Banerjee, Manisha Singh, Vinay Jain, Venkata Devarasetty

US Patent 10,338,655, Qualcomm Incorporated, 2019

Active-core-based performance boost

Sarbartha Banerjee, Pawan Chhabra, Navid Toosizadeh, Sreekanth Nallagatla, Shih-Hsin Jason Hu

US Patent 10,359,833, Qualcomm Incorporated, 2019

Managing power-down modes

Sarbartha Banerjee, Rakesh Misra

US Patent 9,886,081, Qualcomm Incorporated, 2018

Systems and methods for improved detection of processor hang and improved recovery from processor hang in a computing device

Anantha Idapalapati, Ajaykumar Shankargouda Patil, Subodh Singh, Ramswaroop Somani, Gopi Krishna Nedanuri, Pawan Chhabra, Sarbartha Banerjee, Victor Wong

US Patent App 15/075011, Qualcomm Incorporated, 2017