Fetching custom Authorization header from incoming PHP request

Question

So I\'m trying to parse an incoming request in PHP which has the following header set:

Authorization: Custom Username

Simple question: how

Answer 1

For background, why Apache filters away the Authorization header: https://stackoverflow.com/a/17490827

Solutions depending on which Apache module is used to pass the request to the application:

mod_wsgi, mod_fcgid:

• https://stackoverflow.com/a/30310338

cgi:

• https://stackoverflow.com/a/38175451

Other hacks - massaging the headers in this question:

• Request headers bag is missing Authorization header in Symfony 2?

• Apache 2.4 + PHP-FPM and Authorization headers