LHC Computer Grid - Rollout > [mailto:[log in to unmask]] On Behalf Of > Maarten Litmaath said: > To make matters worse, the sgm/prd users are grid users, not > affiliated > with any site at all, whereas normally a site would only give special > privileges to users that signed an AU agreement with the site. Also, if there is a compromise and you have a single sgm account the site(s) may have to ban *all* sgm users for the VO, which may bring its work to a halt. With pool accounts you only ban the compromised user (because you know which one it is), and the others can continue to work. Stephen