This part of ISO 11568 specifies techniques for the protection of symmetric and asymmetric cryptographic keys in a retail banking environment using symmetric ciphers and the life-cycle management of the associated symmetric keys. The techniques described enable compliance with the principles described in ISO 11568-1.

The techniques described are applicable to any symmetric key management operation.

The notation used in this part of ISO 11568 is given in Annex A.

Algorithms approved for use with the techniques described in this part of ISO 11568 are given in Annex B.