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Updatable Tokenization: Formal Definitions and Provably Secure Constructions
Formal Definitions Provably Secure Constructions
2017/7/24
Tokenization is the process of consistently replacing sensitive elements, such as credit cards numbers, with non-sensitive surrogate values. As tokenization is mandated for any organization storing cr...
Time Capsule Signature: Efficient and Provably Secure Constructions
Time Capsule Signature Secure Constructions
2008/9/3
Time Capsule Signature, first formalized by Dodis and Yum
in Financial Cryptography 2005, is a digital signature scheme which al-
lows a signature to bear a (future) time t so that the signature wil...