Today sysinternals retired the NewSID tool from their suite of utilities. Mark Russinovich (one of the writers of NewSID – the other being Bryce Cogswell) explains in his blog how the decision to retire the utility came about and it's probably a surprise to many. It has been a long held belief by man in IT that all Windows Servers and Desktops must have a unique SID. Certainly I recall having SID duplication issues back in the heady days of Windows NT but it's not something that I have encountered as an issue since. Like many I just assumed that…

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