Did you try to make cyclic  call to the server to preserve the session ?
with a  Gwt Timer for example .

regards.

2008/11/3 Jason <[EMAIL PROTECTED]>

>
> I have a question about the "XSRF" protection.  I've implemented this
> by using a requestFilter which filters for the "nocache.js" file and
> sets a "sid" cookie with the session id as the value.  Then for each
> RPC call I send the value of the "sid" cookie as a get parameter.
> When the session is active this works great.  The issue I have is when
> the session expires, or invalid for some reason.  Currently this is
> reporting a false "XSRF" attack since the sid no longer matches the
> session id on the server.
>
> If the sid is based off the session Id (or anything that changes over
> time), how might it get updated when the session id gets invalidated?
>
> >
>


-- 
Eric Ponthiaux

Consultant technique

+33.687030001

[EMAIL PROTECTED]

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