Sanjam Garg

Laconic Conditional Disclosure of Secrets and Applications

2019

In a Conditional Disclosure of Secrets (CDS) a verifier V wants to reveal a message m to a prover P conditioned on the fact that x is an accepting instance of some NP-language L. An …

Amortizing Rate-1 OT and Applications to PIR and PSI

2021 · IACR Cryptology ePrint Archive

Recent new constructions of rate-1 OT [Dottling, Garg, Ishai, Malavolta, Mour, and Ostrovsky, CRYPTO 2019] have brought this primitive under the spotlight and the techniques have led to new feasibility results for private-information retrieval, and …