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Dec
11
answered Block Cipher Mode Amicable to Fast Key Change/Rotation Like XOR?
Dec
11
answered Can one use a Cryptographic Accumulator to efficiently store Lamport public keys without the need of a Merkle Tree?
Dec
9
answered What is “serial concatenation”?
Dec
7
answered PRP representation size
Dec
6
answered Slow one-way pseudo-random permutation?
Dec
5
answered How hard is to invert the function that computes the middle-bits of (x^2)?
Dec
2
answered Why use two affine transformations in Multivariate Cryptography?
Nov
24
answered What is the difference between a bijective random oracle and a random permutation?
Nov
9
answered How can an encryption scheme be indistinguishable with multiple messages but vulnerable to an adaptive chosen-plaintext attack?
Nov
4
answered How to design a secure data container?
Nov
3
answered In Elgamal, the generator g is always quadratic non-residue modulo p where p is a safe prime and inverse of g can be also generator?
Nov
1
answered Hash of multiset of values, which lets me compute the hash of the union
Nov
1
asked Hash of multiset of values, which lets me compute the hash of the union
Oct
27
answered ID-based key exchange protocol with PFS
Oct
20
answered Does encrypting a hash of the message yield a secure MAC?
Oct
14
answered Why to try get key out of white box crypto? How can one protect WBC itself?
Oct
10
answered NP complete problems related to permutations of binary vectors or block ciphers
Oct
8
answered WIN LM Password Hashes (using John the ripper)
Oct
7
answered Self authenticating tamper resistant first meetings
Oct
4
answered Elliptic curve cryptography attack vector