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Feb
4
answered Hill cipher is not perfectly secure
Feb
2
answered Homomorphic encryption for vector addition
Jan
31
answered Addition-only PHE in F#
Jan
29
answered Efficiently computing the neutral element in a ring isomorphic to Z/NZ?
Jan
29
answered Predicting Java's PRNG using partial output
Jan
10
answered Maximal-length LFSR with $n$ bits when the factorization of $2^n-1$ is unavailable?
Dec
30
answered A timestamping authority (digital notary)
Dec
28
answered What is 'Carry-forward verification' defense against MITM?
Dec
26
answered How to prove that a ciphertext is encrypting multiplication of two values?
Dec
26
answered Security Level Estimate when Cascading/Compositing Ciphers?
Dec
23
answered Can the passphrase of a PGP key be deduced from an old backup?
Dec
22
answered Can we ensure the security of a crypto-algorithm and -implementaton against acoustic cryptanalysis?
Dec
20
answered Is this algorithm demonstrating “proof of work”
Dec
19
answered Are those two distributions indistinguishable?
Dec
17
answered Attacks against El Gamal private key
Dec
16
answered Help with linear cryptanalysis
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