HTTP header exists

Use the HTTP header exists filter to create a rule based on the existence (or absence) of a named HTTP header. For example, when a known proxy sets a unique header and you want to filter based on it.

General
Type HTTP header exists
Name Name of header
Exists Yes, No

Agent

It is available on devices with or without an Agent running.

Supported platforms

Platform Supported
Web Yes
Windows Yes
macOS Yes