On Tue, Jun 30, 2009 at 1:25 PM, deanhe01 <[email protected]> wrote:

>
> Thanks Scott,
>
>  The protocol document is concise and after reading it I guess the better
> questions are:
>
>  An Expired Single Sign On session cascades ticket expirations to the TGT
> and unused Proxy Tickets?
>


>
>  i.e. same behaviour as an explicit logout of CAS?


Yes, if a TGT is expired, every ticket issued based on that TGT is also
considered invalid.

Cheers,
Scott


>
>
>
> deanhe01 wrote:
> >
> > I am looking for clarification on the timeout dependency chain on the
> > ST/TGT/ProxyTickets
> >
> > My limited understanding of the sequence of events is(happy path...not
> the
> > unhappy one):
> >
> >     User Hits a CAS protected page for the first time
> >     User is redirected to the CAS login page
> >     User Credentials are submitted to CAS
> >     CAS generates a TGT
> >     CAS generates a ST
> >     CAS authenticates USER
> >     ST is validated
> >     User is redirected to the original URL
> >
> > Now, the user is merrily skipping along through the application...
> >
> >    User accesses a service that requires a proxy ticket
> >    The application uses the TGT to grab a proxy ticket
> >    Proxy ticket is supplied to the service
> >    The service validates the PT
> >    User is happy and continues skipping along through the app
> >
> > Let's say the Service Ticket times out  i.e. the SSO session expires.
> >
> >    The user accesses a service that requires a proxy ticket
> >    The application attempts to use the TGT to acquire a proxy ticket.
> >    When the SSO session expires, all associated tickets are expired as
> > well, correct?
> >    The user will be asked to log in again and a new ST and TGT will be
> > provided by CAS.  It is the
> >    application's responsibility to manage this scenario.
> >
> >
> > Default Service SSO session expiration time == TGT expiration time?
> >
> > Final question:
> >
> >    Proxy Ticket is granted.
> >    TGT expires before Proxy Ticket is used
> >    Proxy Ticket is invald and the service being proxied will not validate
> > the PT?
> >
> > Thanks,
> >
> > Dean
> >
> >
>
> --
> View this message in context:
> http://www.nabble.com/Looking-for-Clarification-on-ST-TGT-ProxyTicket-timeouts-tp24275776p24276180.html
> Sent from the CAS Users mailing list archive at Nabble.com.
>
>
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