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Subject: RE: CreateUUID()

Jeremy Allen (47p/+1r) Posted: Monday 02 Apr 2001
This post: 98 views, +0 rating

This is a misleading statement.

It depends on several things hwoever I have seen often enough that they are quite sequential and only off by a few hex numbers per UUID. It is even based on the system clock so again I say that its a bad idea to base security on a UUID.

Jeremy Allen elliptIQ Inc.

>-----Original Message----- >From: Al Musella, DPM [mailto:musella@virtualtrials.com] >Sent: Monday, April 02, 2001 1:37 PM >To: CF-Talk >Subject: RE: CreateUUID() > > > >>by pointing out that the UUID is "predictable" are you saying >that using it >>for security purposes is not recommended? > > >UUIDs are not predictable.. take a look at this sequence I just tried. I >can't find the pattern.. can you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

Similar Subject Line Posts (+/- two weeks of this post)

RE: CreateUUID()	02 Apr 2001	(58 v/ +0 r)
RE: CreateUUID()	02 Apr 2001	(57 v/ +0 r)
RE: CreateUUID()	02 Apr 2001	(60 v/ +0 r)
RE: CreateUUID()	02 Apr 2001 (this post)	(98 v/ +0 r)
RE: CreateUUID()	02 Apr 2001	(65 v/ +0 r)
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RE: CreateUUID()	02 Apr 2001	(53 v/ +0 r)
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CreateUUID()	01 Apr 2001	(48 v/ +0 r)

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