ACF2 was developed in response to IBM's RACF product (developed in 1976), which was IBM's answer to the 1974 SHARE Security and Data Management project's requirement whitepaper. ACF2's …

Learn how to get started using the ACF2 to manage and identities of users, devices, and applications accessing resources.

Mainframe access control is important; Top Secret, ACF2 or RACF security for z/OS is a great start, but more is needed. Learn why here and supplement your organization’s protection.

Jul 8, 2024 · ACF2 is similar to RACF in that is also intended for the protection of mainframe resources in terms of access, but it is a different system with different functions.

Jun 24, 2025 · ACF2 must use NIST FIPS-validated cryptography to protect passwords in the security database.

These commands write the displayed tables to the standard ISPF LIST data set; you can print the ISPF LIST data set from any ISPF panel by issuing the LIST primary command.

ACF2 (Access Control Facility 2) is a commercial discretionary access control software security system designed for IBM mainframe operating systems, including z/OS, z/VSE, and z/VM.

ACF commands let you create and maintain the major components of ACF2 . The ACF command setting determines what type of ACF2

The getting started topics for ACF2 are intended for security administrators and mainframe system programmers to learn the basics of using IBM® Security zSecure™ Audit for ACF2.

The ACF2TM for z/OS and Db2 (ACF2) solution secures and manages mainframe human and non-human identities, along with the underlying policies and processes that govern how those identities …