Re: [OAUTH-WG] client certs and TLS Terminating Reverse Proxies (was Re: I-D Action: draft-ietf-oauth-jwt-introspection-response-08.txt)

"Salz, Rich" <rsalz@akamai.com> Thu, 31 October 2019 13:13 UTC

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From: "Salz, Rich" <rsalz@akamai.com>
To: Hans Zandbelt <hans.zandbelt@zmartzone.eu>, Vladimir Dzhuvinov <vladimir@connect2id.com>
CC: "oauth@ietf.org" <oauth@ietf.org>
Thread-Topic: [OAUTH-WG] client certs and TLS Terminating Reverse Proxies (was Re: I-D Action: draft-ietf-oauth-jwt-introspection-response-08.txt)
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Date: Thu, 31 Oct 2019 13:13:06 +0000
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References: <85D42AA1-FF57-4383-BACB-57C5AA32CFAC@lodderstedt.net> <20191021020546.GZ43312@kduck.mit.edu> <CA+k3eCS7pf3wXBkpbXE0AXKUGogo0YcHd8oWfiBfkPB5axGQQw@mail.gmail.com> <8A8B8892-9D16-4210-BC13-47B5D7859976@mit.edu> <20191024170326.GO69013@kduck.mit.edu> <CAGL6epJZtTXKSGFj0BfhF3kd_Z-z2xzOWXOPEKXc5m18Z4L1uA@mail.gmail.com> <CA+k3eCS8VuCfy4XeqYmLuuLK=rLvHsonSZj4i9O11U-mcua9Pg@mail.gmail.com> <CAGL6epKTV5hXqm2-qgUyG-iA90eLu49GjOKeyLcfsn2naTSV5w@mail.gmail.com> <CA+k3eCQ87n4m--nBc+PX7qE727fqA6vM=meEJZxwfnbpJ2dOsw@mail.gmail.com> <CAGL6epJQbVDrAKB+zNAPuaG0+uLxF3HijEE6=vgYaeXxB_2PXQ@mail.gmail.com> <CA+k3eCQbku0V6z2wCM084FW342dY6=_H7mEv6U3sHCDgefkxXA@mail.gmail.com> <E03CD445-39E8-4262-97BE-E0EE11231A63@forgerock.com> <2B2ACEE8-7B48-4E2D-94DA-AF3DA86DE809@mit.edu> <CA+k3eCRmmZJQjk-WGmpYZeyTvQR0SttRUZeh7FDT-=ikzOUwAA@mail.gmail.com> <d2dd4b24-a7d5-5080-4ddc-05e9a742d5d3@connect2id.com> <CA+iA6uiCu8KZM8xpxqxuF4cGR-n53c=w03-h9Ja1rpVsg0goQg@mail.gmail.com> <6535fb8b-89fd-9499-ebf6-e8c6e5542fcc@connect2id.com> <CA+iA6uhpFb-hn=iG-wR5oU4haRSkSTaawAAQK5TfmT0HkWv3Dg@mail.gmail.com>
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Subject: Re: [OAUTH-WG] client certs and TLS Terminating Reverse Proxies (was Re: I-D Action: draft-ietf-oauth-jwt-introspection-response-08.txt)
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How about requiring reverse proxies to automatically scrub all inbound HTTP headers that start with "Sec-"?
https://tools.ietf.org/html/draft-ietf-httpbis-client-hints-07

Making a header value “secret” will not protect anything.