I am in favor of adoption. Obligatory bias notice: I am a coauthor...
________________________________ From: Sean Turner <[email protected]> Sent: Friday, July 25, 2025 3:26 AM To: TLS List <[email protected]> Subject: [TLS] Re: Second WG Adoption Call for Use of SLH-DSA in TLS 1.3 Hi! Just a reminder that this call closes on Monday. spt > On Jul 15, 2025, at 00:05, Sean Turner <[email protected]> wrote: > > We kicked off an adoption call for Use of SLH-DSA in TLS 1.3; see [0]. We > called consensus [1], and that decision was appealed. We have reviewed the > messages and agree that we need to redo the adoption call to get more input. > > What appears to be the most common concern, which we will take from Panos' > email, is that "SLH-DSA sigs are too large and slow for general use in TLS > 1.3 applications". One way to address this concern is to add an applicablity > statement to address this point. We would like to propose that this (or > something close to this) be added to the I-D: > > Applications that use SLH-DSA need to be aware that the signatures sizes are > large; the signature sizes for the cipher suites specified herein range from > 7,856 to 49,856 bytes. Likewise, the cipher suites are considered slow. While > these costs might be amoritized over the cost of a long lived connection, the > cipher suites specified herein are not considered for general use in TLS 1.3. > > With this addition in mind, we would like to start another WG adoption call > for draft-reddy-tls-slhdsa. If you support adoption with the above text (or > something similar) and are willing to review and contribute text, please send > a message to the list. If you do not support adoption of this draft with the > above text (or something similar), please send a message to the list and > indicate why. This call will close at 2359 UTC on 28 July 2025. > > Cheers, > Deirdre, Joe, and Sean > > [0] https://mailarchive.ietf.org/arch/msg/tls/o4KnXjI-OpuHPcB33e8e78rACb0/ > [1] https://mailarchive.ietf.org/arch/msg/tls/hhLtBBctK5em6l82m7rgM6_hefo/ > [2] https://datatracker.ietf.org/doc/draft-reddy-tls-slhdsa/ _______________________________________________ TLS mailing list -- [email protected] To unsubscribe send an email to [email protected]
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