Support Article

Single Sign-On displays Pega log in screen



Single Sign-On is implemented in Pega Platform 7.4 version. The user migrated to Pega Platform 8.2.2.

In Pega Platform 7.4, for SSO login, if user provides the below URL, the user can log in to the system.

https://domainname:port/prweb/PRAuth (without Service Alias name)

However, in Pega Platform 8.2.2 (on entering the URL in the browser with out an alias name) the Pega normal login window displays. If the alias name is provided, the SSO login works.

Error Messages

Not Applicable

Steps to Reproduce

  1. Enter the below URL:


    The user is prompted with the Pega login screen.
  2. Enter the URL:

    https://DomainName:Port/prweb/PRAuth/SSO (where SSO is the service-alias name). Users are logged in directly.

Root Cause

This is a new functionality in Pega Platform 8.2.2.


Perform the following local-change:

The Auth Selector page is added from Pega Platform 8.2.2. 

Perform the following steps to disable the Auth Selector page:

  1. Navigate to Records > SysAdmin > Authentication Service > Platform Authentication.
  2. Uncheck 'Enable this authentication service'.
  3. Click Save.

Suggest Edit

Published October 7, 2019 - Updated October 15, 2019

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