Apache mod_rewrite Technical Details This document discusses some of the technical details of mod_rewrite and URL matching. API Phases The Apache HTTP Server handles requests in several phases. At each of these phases, one or more modules may be called upon to handle that portion of the request lifecycle. Phases include things like URL-to-filename translation, authentication, authorization, content, and logging. (This is not an exhaustive list.) mod_rewrite acts in two of these phases (or