Software Secure Access
Activity Manage

Cisco Secure Access Help Built-in Data Identifiers Custom Regular Expression Patterns Limitations Regex Syntax

Last updated: Aug 14, 2025

Regex Syntax

  • Anchor Flags
    • ^ can not be used as an input start position.
    • $ can not be used as an input end position.
  • Back References
    • \n cannot be used to reference a previous capture group n.

The following must be used for these character definitions:

  • Whitespace—'\u0020'
  • Dash—'\u002D'
  • Single quote—(char)0x0027
  • Double quote—'\u0022'