External authentication interface configurationEdit online This section describes how to configure WebSEAL to use the external authentication interface. Enabling the external authentication interfaceInitiating the authentication processConfiguration of the external authentication interface trigger URLThe external authentication interface authentication process supports multiple request-response exchanges. For efficiency and the security of the WebSEAL server, these exchanges are typically streamed through WebSEAL. WebSEAL intercepts this exchange only when there is an occurrence of a special trigger URL in a request. HTTP header names for authentication dataYou must specify the names of the HTTP headers that contain the authentication data returned from the external authentication application. Extracting authentication data from special HTTP headersHow to generate the credentialExternal authentication interface credential replacementValidating the user identityHow to write an external authentication applicationParent topic: External authentication interfaceRelated conceptsExternal authentication interface overviewExternal authentication interface process flowExternal authentication interface HTTP header referenceUse of external authentication interface with existing WebSEAL features