jabber access without credentials

[eliba0001]

Hi 

customer like to access jabber without insert user/password , just clicking the jabber icon .

Is it possible to do it ? 

Jabber install on P.C 

Thanks For advanced 

Eli Bahar 

[Jaime Valencia]

They can try SSO for that

[Adam Pawlowski]

I believe that is supported with Kerberos on Windows, but otherwise no, at some point a credential is required, even if it is then cached.