4 ms·
nit: all AES variants are 128-bit block ciphers, i.e. they transform 128-bit data blocks. AES-192 and AES-256 take 192-bit and 256-bit keys but still operate on
by mehrdada 11y ago
nit: all AES variants are 128-bit block ciphers, i.e. they transform 128-bit data blocks. AES-192 and AES-256 take 192-bit and 256-bit keys but still operate on 128-bit blocks. (Rijndael itself supports varying block sizes, but the AES standard has only adopted the 128-bit version.)
- jsnell 11y agoYou're of course correct, thanks. This is exactly why no one but an expert should say anything at all about crypto. It'll always be wrong somehow :-P