When setting up SSO between WebSphere and Domino the automatic LTPA key generation must be turned off. These are the steps on how to do this:
- Log into the WebSphere Application Server Integrated Solutions Console as an administrator, expand Security, and select Global Security.
- Click LTPA in the Authentication section and then, in the Key generation section, click Key set groups.
- Select NodeLTPAKeySetGroup in the table and, in the Key generation section, un-check the Automatically generate keys check box, if is already checked.
- Click OK to save the changes.