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quant-ph2024
Unclonable Secret Sharing
Prabhanjan Ananth, Vipul Goyal, Jiahui Liu +1
Unclonable cryptography utilizes the principles of quantum mechanics to addresses cryptographic tasks that are impossible classically. We introduce a novel unclonable primitive in…
quant-ph2024
How (not) to Build Quantum PKE in Minicrypt
Longcheng Li, Qian Li, Xingjian Li +1
The seminal work by Impagliazzo and Rudich (STOC'89) demonstrated the impossibility of constructing classical public key encryption (PKE) from one-way functions (OWF) in a black-bo…
cs.CR2024
Tight Characterizations for Preprocessing against Cryptographic Salting
Fangqi Dong, Qipeng Liu, Kewen Wu
Cryptography often considers the strongest yet plausible attacks in the real world. Preprocessing (a.k.a. non-uniform attack) plays an important role in both theory and practice: a…