mod_http_oauth2: Validate that informative URLs match the redirect URIs
It is a bit shady to have the various URIs (URLs really) point to
different hostnames.
This may be quite stricter than required, but can always be relaxed
later.
---
labels:
summary: Workaround for servers doing EXTERNAL without proper stream headers
...
Introduction
============
This module is a workaround for servers that try to do s2s
authentication with certificates and SASL EXTERNAL, but do not send
correct stream headers. Notably Openfire versions since 3.7 or 3.8.