Mark Russinovich knows his stuff well enough that Microsoft bought his company(SysInternals). I think you'd have a hard time finding someone who knows Windows internals as well as he does. I read about this one when they discontinued NewSID. I stopped running NewSID when I deploy a VM image and it hasn't caused me any problems so far. YMMV of course. -----Original Message----- From: Clifford Beckett [mailto:[log in to unmask]] Sent: Wednesday, August 04, 2010 4:53 PM To: [log in to unmask] Subject: [MSUNAG] Apparently, SID Duplication Doesn't Matter? Thanks Al, This was very helpful information. How sure are you that this is accurate? Cliff -- Clifford L. Beckett office: 517-355-4659 Electronic System Designer cell: 517-449-8226 A411 E. Fee fax: 517-353-0789 OMM Department email: [log in to unmask] Michigan State University web: www.obl.msu.edu East Lansing MI, 48824 Al Puzzuoli wrote: > > Just came across the following article, If anyone out there should > know this stuff, it's Russinovich, but this is making me rethink what > I thought I knew. > > http://is.gd/e2Inb > > --Al >