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1d
answered Is there a generic attack on encrypted CRC32 when used as a MAC?
1d
answered Allowing multiple password reset tokens, and a question on random number predictability
Jul
3
answered Problem with Python Implementation of Key Exchange part OTR Protocol
Jul
3
answered Is a keyed PRF a MAC?
Jun
25
answered What is the quantum-resistant signature scheme with the smallest signature + pubkey?
Jun
19
answered Ballot box with multiple parties. All can read it, or none can read it
Jun
19
answered Password-based encrypted key storage?
Jun
6
answered Obfuscate an “I'll reveal if you do” function
Jun
5
answered Hamiltonicity proof of knowledge
Jun
5
answered Can I create a fixed length output from a fixed length input?
Jun
3
answered Security of a security protocol for key exchange, using symmetric-key cryptography
May
31
answered How to prove identity without revealing identity
May
28
answered Why is plain-hash-then-encrypt not a secure MAC?
May
15
asked space complexity of quantum collision search
May
9
asked FHE over the integers - Is that paper's scheme known to be insecure against quantum adversaries?
May
8
answered Group Signature Scheme without Opening but with Revocation
May
7
answered In the STS Authentication Protocol, why are the signatures encrypted?
Apr
27
answered Simplified Key Wrapping to Achieve Only Confidentiality?
Apr
24
answered Is HMAC necessary if the AES ciphertext of a message includes the CRC of the message?
Apr
20
answered Diffusion in Shamir's secret sharing scheme