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Questions tagged [digital]

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5
votes
1answer
219 views

RSA PSS security advantage

To my humble opinion, please correct me if I'm wrong, RSA-PSS (PKCS#1 ver 2.1) advantage over RSA as described in PKCS#1 ver. 1.5 is in its security proofs. Does this proof and the advantage is still ...
2
votes
1answer
52 views

is the functional signature result relies on f(x) or on x where x is a message and f is a function?

I am new on cryptography and I have a question about the functional signature scheme. The notion was introduced in this paper. In a functional signature scheme, there is a standard signature and ...
1
vote
0answers
53 views

ECIES Authentication

In the ECIES scheme, the sender generates an ephemeral public key per each message it encrypts. This public key, together with the receiver's private key, is used in order to generate a shared secret ...