--- title: \(Optional\) Enable signed logout requests description: Some IdPs require the Service Provider to sign logout requests with a certificate. locale: en-US canonical_url: https://www.servicenow.com/docs/r/australia/platform-security/authentication/t\_EnableSignedLogoutRequests.html release: australia product: Authentication classification: authentication topic_type: task last_updated: "2026-03-12" reading_time_minutes: 1 breadcrumb: [Identity Provider \(IdP\) system properties, SAML, Multi-Provider single sign-on \(SSO\), Authentication, Access Management] --- # \(Optional\) Enable signed logout requests Some IdPs require the Service Provider to sign logout requests with a certificate. ## Before you begin Role required: sso\_config\_admin, business\_rule\_admin, script\_include\_admin ## About this task If your IdP requires signed logout requests, use the IdP's metdata to set the following system properties. ## Procedure 1. In the **Advanced** tab, from the property Sign LogoutRequest. Set this property to true if the Identity Provider's SingleLogoutRequest service requires signed LogoutRequest, select **Yes** to specify that your IdP requires a signed logout request, or select **No** to use unsigned logout requests. 2. If you selected **Yes** to Sign LogoutRequest, then in The protocol binding for the Identity Provider's SingleLogoutRequest service. \(Value can be either "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-Redirect" or "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST".\) property, enter the one of the supported values listed in `Binding` attribute from the`SingleLogoutService` element. By default, the integration uses an HTTP-Redirect binding. 3. Click **Update**. 4. [Install a Service Provider \(SP\) key store](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/platform-security/authentication/t_InstallASPKeystoreSigningSAMLReqs.md).