SafeCrossScheme internal redirect predicate (proto)
An internal redirect predicate that checks the scheme between the downstream url and the redirect target url and allows a) same scheme redirect and b) safe cross scheme redirect, which means if the downstream scheme is HTTPS, both HTTPS and HTTP redirect targets are allowed, but if the downstream scheme is HTTP, only HTTP redirect targets are allowed.
This extension has the qualified name
This extension is intended to be robust against both untrusted downstream and upstream traffic.
This extension extends and can be used with the following extension category:
This extension must be configured with one of the following type URLs: