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most cited1-out-of-n Oblivious Signatures: Security Revisited and a Generic Construction with an Efficient Communication Cost

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cs.CR2026

Prefix Puncturable Signatures with Smaller Signing Key from HIBS

Masayuki Tezuka, Keisuke Tanaka

Puncturable signatures, proposed by Bellare et al. (EUROCRYPT 2016), allow a signing key to be punctured (updated) so that it loses the ability to sign particular messages while re…