This information supports z/OS (5694-A01). The Open Cryptographic Services Facility (OCSF) is a derivative of the IBM Keyworks technology which is an implementation of the Common Data Security Architecture (CDSA) for applications running in the UNIX Services environment.

Purpose of this information

This information provides an overview of the OCSF for ISVs who develop their own operating systems or other security products either as complete applications or as service providers to extensible platforms.

Who should read this information

This information is intended for use by:

• Security application programmers
• Security provider module developers that need to use the services of other service providers
• Experienced software designers
• Security architects who work in high end cryptography
• Sophisticated integrators familiar with numerous forms of network computing
• Vendors of customizable service providers for cryptographic, trust, and database services.