ISO/IEC 18033-1:2005

ISO/IEC 18033 specifies encryption systems (ciphers) for the purpose of data confidentiality. ISO/IEC 18033-1:2005 specifies: terms and definitions used throughout ISO/IEC 18033;the purpose of encryption, the differences between symmetric and asymmetric ciphers, and the key management problems associated with the use of ciphers;the uses and properties of encryption;criteria for the inclusion of encryption algorithms in ISO/IEC 18033.