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quant-ph2021
Deniable Encryption in a Quantum World
Andrea Coladangelo, Shafi Goldwasser, Umesh Vazirani
(Sender-)Deniable encryption provides a very strong privacy guarantee: a sender who is coerced by an attacker into "opening" their ciphertext after-the-fact is able to generate "fa…
cs.CR2021
Hidden Cosets and Applications to Unclonable Cryptography
Andrea Coladangelo, Jiahui Liu, Qipeng Liu +1
In this work, we study a generalization of hidden subspace states to hidden coset states (first introduced by Aaronson and Christiano [STOC '12]). This notion was considered indepe…