A method for obtaining digital signatures and public-key cryptosystems
Communications of the ACM
On the Power of Commutativity in Cryptography
Proceedings of the 7th Colloquium on Automata, Languages and Programming
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The purpose of this paper is to illustrate the use of one-way functions and public-key algorithms in some authentication procedures. Special emphasis is given to the problem of mutual authentication of a card and a point-of-sale terminal in an off-line situation.