Re: longer ticket life vs auto renew

2012-08-15 Thread Will Fiveash
On Thu, Aug 09, 2012 at 08:42:14AM -0500, Matt Garman wrote: > We have a situation where users stay logged on for literally days or > even weeks at a time for very long-running simulation jobs. So the > default max ticket life of one day isn't really appropriate for us. > > It seems that there ar

Re: longer ticket life vs auto renew

2012-08-14 Thread Nico Williams
On Tue, Aug 14, 2012 at 3:41 PM, Roland C. Dowdeswell wrote: > On Tue, Aug 14, 2012 at 10:47:42AM -0500, Nico Williams wrote: >> A few remarks regarding revocation: >> >> - For same realm client and service the TGS should check that the >> client principal is still valid. > > Right, but this only

Re: longer ticket life vs auto renew

2012-08-14 Thread Roland C. Dowdeswell
On Tue, Aug 14, 2012 at 10:47:42AM -0500, Nico Williams wrote: > > On Mon, Aug 13, 2012 at 7:05 AM, Mark Pr?hl wrote: > > if a ticket has been issued to the client, the KDC cannot revoke that > > ticket, even if the client is deleted or disabled. But if the client > > needs to do a renew request

Re: longer ticket life vs auto renew

2012-08-14 Thread Nico Williams
On Mon, Aug 13, 2012 at 7:05 AM, Mark Pröhl wrote: > if a ticket has been issued to the client, the KDC cannot revoke that > ticket, even if the client is deleted or disabled. But if the client > needs to do a renew request from time to time, the KDC might not issue > new tickets if the client is

Re: longer ticket life vs auto renew

2012-08-14 Thread steve
On 13/08/12 14:05, Mark Pröhl wrote: > Am 09.08.2012 15:42, schrieb Matt Garman: >> We have a situation where users stay logged on for literally days or >> even weeks at a time for very long-running simulation jobs. So the >> default max ticket life of one day isn't really appropriate for us. >> >

Re: longer ticket life vs auto renew

2012-08-13 Thread Mark Pröhl
Am 09.08.2012 15:42, schrieb Matt Garman: > We have a situation where users stay logged on for literally days or > even weeks at a time for very long-running simulation jobs. So the > default max ticket life of one day isn't really appropriate for us. > > It seems that there are two solutions to t

Re: longer ticket life vs auto renew

2012-08-10 Thread Greg Hudson
On 08/09/2012 09:42 AM, Matt Garman wrote: > Perhaps I didn't look hard enough, but I haven't been able to find a > discussion on why one might choose one option over the other. I was > hoping some of the list members might weigh in with their thoughts. Practically speaking, I think the main secu

longer ticket life vs auto renew

2012-08-09 Thread Matt Garman
We have a situation where users stay logged on for literally days or even weeks at a time for very long-running simulation jobs. So the default max ticket life of one day isn't really appropriate for us. It seems that there are two solutions to this dilemma: (1) a much longer max ticket life or (