[Beowulf] Blue-sky cluster security [was CLuster - Mpich - tstmachines - Heeelp !!!!!!!!]

Greg Lindahl greg.lindahl at qlogic.com
Sat Jul 29 21:43:25 EDT 2006


On Sat, Jul 29, 2006 at 08:16:43PM -0400, Mark Hahn wrote:

> hmm, I find that users can most often have the same username everywhere,
> and identity+agent-based ssh means never needing passwords.

Beware generalizations based on personal experience.

QLogic uses firstname.lastname, and we had 2 collisions with just 75
PathScale employees joining QLogic's 800.

The University of Virginia had 2 people named John Edward Smith, III.
Their database only had 30,000 people in it.

-- greg


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