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RE: IPSEC WORKING GROUP LAST CALL
We need a 40 bit DES description which defines how to weaken the key.
And we need a transform number.
On Thursday, February 19, 1998 9:43 PM, Theodore Y. Ts'o [SMTP:tytso@MIT.EDU] wrote:
> Date: Thu, 19 Feb 1998 21:14:05 -0800
> From: Daniel Harkins <dharkins@cisco.com>
>
> A 2key 3DES is 112bit while a 3key 3DES is 168 (although I never did
> like those numbers since 3 DES keys are 192 bits not 168 bits).
>
> Err, right. I should know better than to send e-mail out after midnight
> without first checking my multiplcation first. Sorry about that....
> (The only lame excuse I can give is that my brain was fried after a full
> day of dealing with ipsec/ca-talk issues at Needham today...)
>
> And draft-ietf-ipsec-ciph-3des-00.txt is definately a 3key 3DES. So I
> think Ramesh is talking about a 2key 3DES. But there is no draft
> which defines such a transform so the request to add a magic number
> for it is premature.
>
> Agreed.
>
> As far as the other drafts are concerned, I'd like to see 3DES get
> added to the pile but given the size of the pile already I wouldn't have
> a problem with waiting on the rest.
>
> Noted. Anybody else who wants to express an opinion on this, now's the
> time to speak up.
>
> - Ted
>
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