Re: [TLS] PR for PSS support

2015-09-15 Thread Joseph Salowey
I looks like we have consensus to move forward with this PR (PSS), please apply the change. I think Russ's suggestion improves the text. Thanks, Joe On Thu, Sep 10, 2015 at 1:18 PM, Eric Rescorla wrote: > https://github.com/tlswg/tls13-spec/pull/239 > > Based on the WG discussion, I've create

Re: [TLS] PR for PSS support

2015-09-11 Thread Russ Housley
Line 2816 allows SHA-224 in certification paths. I do not think TLS 1.2 provided that support. Russ On Sep 10, 2015, at 7:28 PM, Dave Garrett wrote: > On Thursday, September 10, 2015 04:18:24 pm Eric Rescorla wrote: >> Note that I didn't deprecate SHA-1 (something Hanno suggested) but I expec

Re: [TLS] PR for PSS support

2015-09-10 Thread Russ Housley
This text appears in two places (lines 3026 and 3180) +Only RSA signatures based on RSASSA-PSS MAY be used, regardless of whether +RSASSA-PKCS-v1_5 appears in "signature_algorithms". I think it would be better to say: +RSA signatures MUST be based on RSASSA-PSS, regardless of whether +RSASSA-PKC

[TLS] PR for PSS support

2015-09-10 Thread Eric Rescorla
https://github.com/tlswg/tls13-spec/pull/239 Based on the WG discussion, I've created a PR for adding support for PSS. The basic tactic I took is: - All in-protocol RSA signatures (i.e., in CertificateVerify) are PSS - You must use MGF1 with the same hash as you used for the content. - I added a