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Aug
23
answered Request for review: known plaintext mitigation by rotation and xor encoding
Aug
21
answered Combine two sha512 hashes to a single hash
Aug
15
answered Mathematically / statistically “safe” way to differentiate between crypto and random blob?
May
25
answered Is it practical to use a stream cipher in a block cipher mode?
Oct
28
answered Is there any probabilistic version of RSA?
Aug
27
answered Security of very simple XOR with random?
Aug
27
answered Possible CPA or CCA attack when using AES-CBC mode under the following situation?
Aug
24
answered Counter Mode: how to choose the nonce part of the counter?
Aug
24
answered Can all asymmetric key pairs be reversed?
Jul
12
answered Effective security of block cipher – equal the key size, or half the key size?
Jun
18
answered SHA1 multipart calculation
Jun
9
answered Familiar key signing over video call
May
28
answered Integers in ECC
May
23
answered How does this SSL-related flaw work?
May
4
answered Block cipher encryption of decryption with the same key
Apr
22
asked What are the key differences between the draft SHA-3 standard and the Keccak submission?
Mar
15
answered Are there use cases where a signature itself needs to be signed?
Mar
15
answered Reusing AES-CTR Keys and IVs for File Encryption
Mar
5
answered Hashing fundamentals
Jan
13
answered Why is the discrete logarithm problem assumed to be hard?