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z/OS V1R13 Communications Server: AT-TLS currency with System SSL

Product documentation


This document describes the z/OS V1R13 Communications Server AT-TLS support for TLS v1.2 and related features.


z/OS V1R13 Communications Server Application Transparent Transport Layer Security (AT-TLS) with PM62905 applied provides toleration for the following functions that System SSL provides:

  • Renegotiation (RFC 5746) in z/OS V1R12
  • TLS v1.2 (RFC 5246) in z/OS V1R13 with OA39422 applied
  • AES GCM Cipher Suites (RFC 5288) in z/OS V1R13 with OA39422 applied

Document information

More support for: z/OS Communications Server

Software version: 1.13

Operating system(s): z/OS

Reference #: 7036010

Modified date: 20 July 2015