Re: [TLS] Mail regarding draft-ietf-tls-tls13
Viktor Dukhovni <ietf-dane@dukhovni.org> Mon, 18 June 2018 16:32 UTC
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From: Viktor Dukhovni <ietf-dane@dukhovni.org>
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Date: Mon, 18 Jun 2018 12:32:54 -0400
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To: Ben Personick <ben.personick@iongroup.com>
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Subject: Re: [TLS] Mail regarding draft-ietf-tls-tls13
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> On Jun 18, 2018, at 9:10 AM, Ben Personick <ben.personick@iongroup.com> wrote: > > There is a common thread circulating, that all support for RSA Certificates/Ciphers are dropped in TLS 1.3. This is not the case. > As I wrote in the last email, I am aware we can implemenet ECC certs and ciphers in TLS 1.2, along side RSA certs/ciphers, however there is a consistent fear of breaking what already works by moving onto offering both an ECC and RSA certificate and corrosponding ciphers. You should at least support verifying ECDSA certificates on the client side, some servers your client software might connect to may have only ECDSA certificates. On the server side you can continue to use RSA certificates if you wish. While ECDSA is faster on the server, there are still some clients (perhaps yours among them) that only support RSA, and so you'd need to have both RSA and ECDSA certificates, which is operationally a bit more challenging. -- Viktor.
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ilari Liusvaara
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Martin Rex
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Viktor Dukhovni
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Salz, Rich
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Hubert Kario
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Viktor Dukhovni
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Tony Arcieri
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Viktor Dukhovni
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Tony Arcieri
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Viktor Dukhovni
- Re: [TLS] Mail regarding draft-ietf-tls-tls13 Sean Turner
- [TLS] Mail regarding draft-ietf-tls-tls13 Ben Personick