audit_class(5)

audit_class5

Audit event class descriptions

Overview

The audit_class file contains descriptions of the auditable event classes on the system. Each auditable event is a member of an event class. Each line maps an audit event mask (bitmap) to a class and a description. Entries are of the form:

classmask:eventclass:description

Example entries in this file are:

0x00000000:no:invalid class
0x00000001:fr:file read
0x00000002:fw:file write
0x00000004:fa:file attribute access
0x00000080:pc:process
0xffffffff:all:all flags set

Files

/etc/security/audit_class

Releases

47 releases since FreeBSD 6.2-RELEASE; the text changed 3 times.

  1. 6.2
  2. 6.3–7.4
  3. 8.0–10.2
  4. 10.3–16.0

History

The OpenBSM implementation was created by McAfee Research, the security division of McAfee Inc., under contract to Apple Computer Inc. in 2004. It was subsequently adopted by the TrustedBSD Project as the foundation for the OpenBSM distribution.

Authors

This software was created by McAfee Research, the security research division of McAfee, Inc., under contract to Apple Computer Inc. Additional authors include Wayne Salamon, Robert Watson, and SPARTA Inc.

The Basic Security Module (BSM) interface to audit records and audit event stream format were defined by Sun Microsystems.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.