A 2-party computation (2PC) protocol that also incorporates server inputs where the client has perfect privacy, assuming the server is semi-honest in the setup protocol and the server is malicious during the setup protocol is given.
Fully homomorphic encryption allows arithmetic to be carried out on encrypted values, so that a party performing a computation need not see the data it operates on. This is useful wherever collaborating parties or sites cannot share data records or computed summaries yet need to do a joint analysis. We demonstrate the...
We introduce a keyless coding/cryptographic primitive that asks for two guarantees at once: the receiver is never fooled into accepting a message other than the one sent, and the adversary learns nothing about the message unless the receiver aborts. Neither the sender nor the receiver holds a secret key, and no computa...
Anne Broadbent, Upendra S. Kapshikar, Denis Rochette· 0 citations
A new PIR protocol called Atom achieves the best of both worlds, having not only low communication but also fast computation, compared to the state-of-the-art KsPIR (CCS’24).
Bao-Yu Li, Bin-Wu Xiang, Kang Yang et al.· 0 citations
Quantum Key Distribution (QKD) protocols typically involve two separate steps of error-verification and privacy amplification. Both steps involve the application of a hash function sampled from a suitable hash family to classical data. A potentially simpler alternative is to implement a single-step hashing procedure, a...
Devashish Tupkary, Zhi-Yao Wang, Ernest Y.-Z. Tan· 0 citations
Certified deletion allows a client to upload encrypted data to a server as a quantum state, then later request that the server delete their data and detect whether the server complies. If verification passes, then the data on the server will remain hidden even if the decryption key is later leaked. In publicly verifiab...
Y. Kalai, Justin Raizes· 0 citations
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