[lamps] Re: TLS Client Certificates; a survey
"Salz, Rich" <rsalz@akamai.com> Mon, 30 March 2026 20:06 UTC
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From: "Salz, Rich" <rsalz@akamai.com>
To: Tls <tls@ietf.org>, "spasm@ietf.org" <spasm@ietf.org>
Thread-Topic: TLS Client Certificates; a survey
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Date: Mon, 30 Mar 2026 20:04:54 +0000
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Subject: [lamps] Re: TLS Client Certificates; a survey
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The overwhelming response (strong consensus) — both posted and via private replies — is that applications will just switch to TLS-Server-Auth identities for the client side. On 3/23/26, 10:33 AM, "Salz, Rich" <rsalz@akamai.com> wrote: Since WebPKI CA’s will not be able to issue TLS-Client certificates, what are the customers and CAs thinking of doing? Replies to be will be summarized to both lists. Please be careful if you use reply-all.
- [lamps] TLS Client Certificates; a survey Salz, Rich
- [lamps] Re: TLS Client Certificates; a survey John Mattsson
- [lamps] Re: TLS Client Certificates; a survey Eric Rescorla
- [lamps] Re: TLS Client Certificates; a survey John Mattsson
- [lamps] Re: TLS Client Certificates; a survey Eric Rescorla
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Alan DeKok
- [lamps] Re: TLS Client Certificates; a survey Peter Gutmann
- [lamps] Re: TLS Client Certificates; a survey Michael Richardson
- [lamps] Re: TLS Client Certificates; a survey Salz, Rich
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Eliot Lear
- [lamps] Re: TLS Client Certificates; a survey Tomas Gustavsson
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Tomas Gustavsson
- [lamps] Re: TLS Client Certificates; a survey Alan DeKok
- [lamps] Re: TLS Client Certificates; a survey Jeffrey Walton
- [lamps] Re: TLS Client Certificates; a survey Alan DeKok
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Jeffrey Walton
- [lamps] Re: TLS Client Certificates; a survey Seo Suchan
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Wei Chuang
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Wei Chuang
- [lamps] Re: TLS Client Certificates; a survey Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey John Levine
- [lamps] Re: TLS Client Certificates; a survey ml+ietf-tls
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Phillip Hallam-Baker
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Salz, Rich
- [lamps] Re: [EXT] Re: [TLS] TLS Client Certificat… Blumenthal, Uri - 0553 - MITLL
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Raghu Saxena
- [lamps] Re: [TLS] Re: TLS Client Certificates; a … Peter Gutmann
- [lamps] Re: [TLS] Re: TLS Client Certificates; a … Raghu Saxena
- [lamps] Re: TLS Client Certificates; a survey Peter Gutmann
- [lamps] Re: TLS Client Certificates; a survey John Kemp
- [lamps] Re: TLS Client Certificates; a survey Peter Gutmann
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Nico Williams
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Viktor Dukhovni
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Nico Williams
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Seo Suchan
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Viktor Dukhovni
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Salz, Rich
- [lamps] Re: [TLS] TLS Client Certificates; a surv… Viktor Dukhovni
- [lamps] Re: TLS Client Certificates; a survey Salz, Rich
- [lamps] Re: TLS Client Certificates; a survey Nico Williams
- [lamps] Re: TLS Client Certificates; a survey Mike Ounsworth
- [lamps] Re: TLS Client Certificates; a survey Mike Ounsworth
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… David Adrian
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Stephen Farrell
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Blumenthal, Uri - 0553 - MITLL
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Seo Suchan
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Blumenthal, Uri - 0553 - MITLL
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Seo Suchan
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Blumenthal, Uri - 0553 - MITLL
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… 刘鹏辉
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Viktor Dukhovni
- [lamps] Re: [EXT] Re: [TLS] Re: Re: TLS Client Ce… Nico Williams
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Phillip Hallam-Baker
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… David Adrian
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Phillip Hallam-Baker
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Peter Gutmann
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Russ Housley
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Eric Rescorla
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Michael Richardson
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Michael Richardson
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Jeffrey Walton
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Ilari Liusvaara
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Alan DeKok
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … David Adrian
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Viktor Dukhovni
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Peter Gutmann
- [lamps] Re: [TLS] Re: [EXTERNAL] Re: Re: Re: Re: … Nico Williams
- [lamps] Re: [TLS] Re: [EXTERNAL] Re: Re: Re: Re: … Mike Shaver
- [lamps] Re: [EXT] Re: [EXTERNAL] [TLS] Re: Re: Re… Blumenthal, Uri - 0553 - MITLL
- [lamps] Re: [EXT] Re: [EXTERNAL] [TLS] Re: Re: Re… Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [TLS] Re: Re: [EXTERNAL] Re: Re: Re: … Mike Shaver
- [lamps] Re: [TLS] Re: Re: [EXTERNAL] Re: Re: Re: … Nico Williams
- [lamps] Re: [TLS] Re: Re: [EXTERNAL] Re: Re: Re: … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Peter Gutmann
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Alan DeKok
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [TLS] Re: [EXTERNAL] Re: Re: Re: Re: … Ilari Liusvaara
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Andrei Popov
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … 刘鹏辉
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Peter Gutmann
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Nico Williams
- [lamps] Re: [TLS] Re: Re: [EXTERNAL] Re: Re: Re: … Viktor Dukhovni
- [lamps] Re: [EXTERNAL] [TLS] Re: Re: Re: Re: TLS … Michael Richardson
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Alan DeKok
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Nico Williams
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Mike Shaver
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Rob Sayre
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Nico Williams
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Nico Williams
- [lamps] Re: [TLS] Re: Re: TLS Client Certificates… Jeffrey Walton
- [lamps] Re: TLS Client Certificates; a survey Peter Gutmann
- [lamps] Re: TLS Client Certificates; a survey Nico Williams