Commutative Encryption using a Modified ElGamal Method

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My first real interaction with cryptography was a PhD related to the usage of commutative encryption:

It used a derivative of the RSA method, and which is known as SRA. But, this method struggles with…

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Prof Bill Buchanan OBE FRSE
ASecuritySite: When Bob Met Alice

Professor of Cryptography. Serial innovator. Believer in fairness, justice & freedom. Based in Edinburgh. Old World Breaker. New World Creator. Building trust.