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Circular-Secure Encryption from Decision Diffie-Hellman
Decision Diffie-Hellman Circular-Secure Encryption
2015/8/5
We describe a public-key encryption system that remains secure even encrypting messages that depend on the secret keys in use. In particular, it remains secure under a ``key cycle'' usage, where we ha...
Circular-Secure Encryption Beyond Affine Functions
Circular-Secure Encryption Affine Functions
2009/10/9
We show that for any constant d 2 N, there exists a public-key encryption scheme that
can securely encrypt any function f of its own secret-key, assuming f can be expressed as a
polynomial of total ...