Re: [TLS] Narrowing allowed characters in ALPN ?

"Salz, Rich" <rsalz@akamai.com> Wed, 19 May 2021 22:29 UTC

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From: "Salz, Rich" <rsalz@akamai.com>
To: Erik Nygren <erik+ietf@nygren.org>, "TLS@ietf.org" <tls@ietf.org>, "Ben Schwartz" <bemasc@google.com>, Mike Bishop <mbishop@evequefou.be>
Thread-Topic: [TLS] Narrowing allowed characters in ALPN ?
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Date: Wed, 19 May 2021 22:29:43 +0000
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Subject: Re: [TLS] Narrowing allowed characters in ALPN ?
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If you look at https://www.iana.org/assignments/tls-extensiontype-values/tls-extensiontype-values.xhtml#alpn-protocol-ids you can see that all of them are ASCII right now, except for some of the GREASE values.

I support limiting it.