[openstack-dev] [keystone][nova] Persistent application credentials
sean at dague.net
Thu Jul 20 11:04:30 UTC 2017
On 07/19/2017 10:00 PM, Adrian Turjak wrote:
> The problem is then entirely procedural within a team. Do they rotate
> all keys when one person leaves? Anything less is the same problem. All
> we can do is make rotation less of a pain, but it will still be painful
> no matter what, and depending on the situation the team makes the choice
> of how to handle rotation if at all.
> The sole reason for project level ownership of these application
> credentials is so that a user leaving/being deleted isn't a scramble to
> replace keys, and a team has the option/time to do it if they care about
> the possibility of that person having known the keys (again, not our
> problem, not a security flaw in code). Anything else, pretty much makes
> this feature useless for teams. :(
> Having both options (owned by project vs user) is useful, but the
> 'security issues' are kind of implied by using project owned app creds.
> It's a very useful feature with some 'use at your own risk' attached.
I think this is a pretty good summary.
In many situations the situation of removing people from projects
(termination) will also physically remove their path to said clouds (as
they are beyond the firewall). It's not true with public clouds, but
it's not making the situation any worse, because right now it's shared
passwords to accounts.
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