Re: [TLS] New drafts: adding input to the TLS master secret
Marsh Ray <marsh@extendedsubset.com> Tue, 09 February 2010 17:23 UTC
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Date: Tue, 09 Feb 2010 12:24:34 -0500
From: Marsh Ray <marsh@extendedsubset.com>
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To: Eric Rescorla <ekr@networkresonance.com>
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Cc: paul.hoffman@vpnc.org, tls@ietf.org
Subject: Re: [TLS] New drafts: adding input to the TLS master secret
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Eric Rescorla wrote: > At Mon, 08 Feb 2010 19:27:01 -0800, > Eric Rescorla wrote: >> In general, if you have an acceptable amount of entropy you >> don't need to worry about leaking PRNG output. If you don't >> you really don't have any business doing TLS. > > This wasn't well phrased. I liked it. > If you're a TLS server and you > just do static RSA, then it is safe to do TLS even without > a good source of entropy. It's only safe to that one narrow perspective. Other things: Did you generate a cert signing request on that box? The server SSH keys? Is SSH using DH? Were stored passwords well-salted? Is DNS as used by that box vulnerable? TCP initial sequence numbers broken? Etc. - Marsh
- Re: [TLS] New drafts: adding input to the TLS mas… Stefan Santesson
- [TLS] New drafts: adding input to the TLS master … Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Simon Josefsson
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Simon Josefsson
- Re: [TLS] New drafts: adding input to the TLS mas… Brian Smith
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Brian Smith
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Bill Frantz
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Paul Hoffman
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Jeffrey A. Williams
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… Eric Rescorla
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Marsh Ray
- Re: [TLS] New drafts: adding input to the TLS mas… Dean Anderson
- Re: [TLS] New drafts: adding input to the TLS mas… Martin Rex
- Re: [TLS] New drafts: adding input to the TLS mas… James Manger