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cs.CR2025
Blocklisted Oblivious Pseudorandom Functions
Xinyuan Zhang, Anrin Chakraborti, Michael Reiter
An oblivious pseudorandom function (OPRF) is a protocol by which a client and server interact to evaluate a pseudorandom function on a key provided by the server and an input provi…
cs.CR2025
Incentivizing Collaboration for Detection of Credential Database Breaches
Mridu Nanda, Michael K. Reiter
Decoy passwords, or ``honeywords,'' alert a site to its breach if entered in a login attempt on that site. However, an attacker can identify a user-chosen password from among the d…