ICSF: AES counter mode encryption support

Description: ICSF supports the counter (CTR) mode for the AES algorithm. Support for AES CTR mode is added to:

Symmetric Key Decipher (CSNBSYD or CSNBSYD1 and CSNESYD or CSNESYD1)
Symmetric Key Encipher (CSNBSYE or CSNBSYE1 and CSNESYE or CSNESYE1)
PKCS #11 Secret key decrypt (CSFPSKD and CSFPSKD6)
PKCS #11 Secret key encrypt (CSFPSKE and CSFPSKE6)

When change was introduced: PTFs for APAR OA45548 for FMID HCR77A1, HCR77A0, HCR7790, and HCR7780 and rolled into the base of Enhanced Cryptographic Support for z/OS V1R13 and z/OS V2R1 web deliverable.

Reference information:

z/OS Cryptographic Services ICSF Application Programmer's Guide