Anonymous Public Key Encryption under Corruptions

ePrint Report: Anonymous Public Key Encryption under Corruptions

Zhengan Huang, Junzuo Lai, Shuai Han, Lin Lyu, Jian Weng

Anonymity of public key encryption (PKE) requires that, in a multi-user scenario, the PKE ciphertexts do not leak information about which public keys are used to generate them. Corruptions are common threats in the multi-user scenario but anonymity of PKE under corruptions is less studied in the literature. In TCC 2020, Benhamouda et al. first provide a formal characterization for anonymity of …

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