Research

Conference Publications

• Efficient Private Range Queries on Public Data
  Pranav Shriram Arunachalaramanan, Ananya Appan, David Heath, Ling Ren
  IEEE S&P 2027
• Verifiable Secret Sharing, Randomized Agreement, and Multi-Party Computation in Granular Synchrony
  Ananya Appan, David Heath, Ling Ren
  ASIACRYPT 2025
• Oblivious Single Access Machines: A New Model for Oblivious Computation
  Ananya Appan, David Heath, Ling Ren
  CCS 2024
  Slides
• Network Agnostic MPC with Statistical Security
  Ananya Appan, Ashish Choudhury
  TCC 2023
• Perfectly Secure Synchronous MPC with Asynchronous Fallback Guarantees Against General Adversaries
  Ananya Appan, Anirudh Chandramouli, Ashish Choudhury
  DISC 2023
• Revisiting the Efficiency of Asynchronous Multi Party Computation Against General Adversaries
  Ananya Appan, Anirudh Chandramouli, Ashish Choudhury
  INDOCRYPT 2022
  Talk: Bengaluru Crypto Day, Spring 2023
• Perfectly-Secure Synchronous MPC with Asynchronous Fallback Guarantees
  Ananya Appan, Anirudh Chandramouli, Ashish Choudhury
  PODC 2022
  Talk: TPMPC 2022

Journal Publications

• Consensus in Multi Party Computation
  Ananya Appan, David Heath, Ling Ren
  Journal of the Indian Institute of Science, 2026
• Revisiting the Efficiency of Asynchronous Multi Party Computation Against General Adversaries
  Ananya Appan, Anirudh Chandramouli, Ashish Choudhury
  Journal of Cryptology, 2023
• Perfectly-Secure Synchronous MPC with Asynchronous Fallback Guarantees
  Ananya Appan, Anirudh Chandramouli, Ashish Choudhury
  IEEE Transactions on Information Theory, 2023

Manuscripts

• Write-Public Oblivious RAM and Its Applications
  Ananya Appan, James Austgen, Kushal Babel, Sourav Das
• Revisiting Malicious Private Aggregation: Formalization, Weaknesses, and Enhancements
  Ananya Appan, Pranav Shriram Arunachalaramanan, David Heath, Ling Ren
• Asynchronous MPC with Abort
  Ananya Appan, David Heath, Ling Ren
• Oblivious Single Access Machines are Concretely Efficient
  Sage Pia, Ananya Appan, Maryam Rezapour, Amey Shukla, Nikhil Date, Benjamin Fuller, Ling Ren, David Heath
• Oblivious Immutable Memory
  Ananya Appan, David Heath