[16308] in cryptography@c2.net mail archive
Re: Certificate serial number generation algorithms
daemon@ATHENA.MIT.EDU (Joerg Schneider)
Tue Oct 19 15:23:12 2004
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Wed, 13 Oct 2004 20:59:40 +0200
From: Joerg Schneider <js@joergschneider.com>
To: Richard Levitte - VMS Whacker <levitte@stacken.kth.se>
Cc: ekr@rtfm.com, cryptography@metzdowd.com
In-Reply-To: <20041011.182859.64811274.levitte@stacken.kth.se>
Richard Levitte - VMS Whacker schrieb:
> Variants I've heard of are:
[...]
- Another option that I've seen is to use a counter and encrypt it with=20
a block chipher using a fixed key. This guarantees uniqueness (because=20
encryption is bijective) while concealing the counter and using less=20
bytes than a hash.
J=F6rg
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