ACM CCS Test of Time Award winners by year

ACM SIGSAC · paper · usually Oct · next expected Oct 2026 · 1 edition loaded

ACM CCS Test of Time Award 2025

Announced Oct 2025

3 of 3 papers

Winner	What they do	Source
Demystifying Incentives in the Consensus ComputerLoi Luu, Jason Teutsch, Raghav Kulkarni et al.	Loi Luu, Jason Teutsch, Raghav Kulkarni et al.
Model Inversion Attacks that Exploit Confidence Information and Basic CountermeasuresMatt Fredrikson, Somesh Jha, Thomas Ristenpart	Matt Fredrikson, Somesh Jha, Thomas Ristenpart
Privacy-Preserving Deep LearningReza Shokri, Vitaly Shmatikov	Reza Shokri, Vitaly Shmatikov

Source: sigsac.org/ccs/CCS2025/awards

About this award

Edition	Announced	Winners
2025	Oct 2025	3

The next date is an estimate from the months past editions were announced (Oct); it changes when ACM SIGSAC announces one.

Date	Item	What changed
Sep 25, 2026	ACM CCS Test of Time AwardSep 25, 2026	New winnerAdded

Sources: each organizer's own list, linked on every winner, read monthly in each award's announcement window. A list is the organizer's judgment, not ours. Logos via logo.dev; trademarks belong to their owners.

ACM CCS Test of Time Award 2025

Award winners by email