I ran a dsrecord with JTAC and found out that the <USERNAME> variable wasn't passing the domain name. Auth server for this realm is LDAP no NT/AD (in which case <USERNAME> - domain\username) would work. These settings worked for me: Resource URL https://outlook.domain.com:443/owa/auth/logon.aspx?* Post URL https://outlook.paloma.com:443/owa/auth.owa Destination Url destination https://outlook.domain.com/owa/ Not modifiable Flags flags 0 Not modifiable ForcedDownLevel forcedownlevel 0 Not modifiable Trusted trusted 0 Not modifiable Username username {domain name}\<USERNAME> Not modifiable Password password <PASSWORD> Not modifiable
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