Cryptography, Des, Aes, Securitystandards, Dataprotection.
three rounds of DES encryption. Advanced Encryption Standard (AES) The Advanced Encryption Standard (AES) was introduced in 2001 as a successor to DES. AES is a block cipher that uses a 128-bit block size and key sizes of 128, 192, or 256 bits. The algorithm uses a substitution-permutation network