DocumentationAdobe PassAdobe Pass Authentication

Header - AP-Visitor-Identifier header-ap-visitor-identifier

Last update: Thu Aug 21 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
NOTE
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Overview overview

The AP-Visitor-Identifier request header contains the ECID required by the client application to uniquely identify a visitor across Adobe Experience Cloud solutions.

For more details about the usage of ECID in Adobe Pass Authentication, refer to the Using Experience Cloud ID in Adobe Pass Authentication documentation.

Syntax syntax

AP-Visitor-Identifier: <visitor_identifier>
Header Type
Request header
Standard
No

Examples examples

AP-Visitor-Identifier: "THE_ECID_VALUE"
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