The aim of the technology is to protect digital content (video or audio) from unauthorized use.
Protected Streaming consists of many different techniques; basically there are two main components: encryption and SWF verification.
In contrast, RTMPE is designed to be simpler than RTMPS, by removing the need to acquire a SSL Certificate.
[citation needed] Tools which have a copy of the well-known constants extracted from the Adobe Flash Player are able to capture RTMPE streams, a form of the trusted client problem.
Adobe issued DMCA takedowns on RTMPE recording tools, including rtmpdump, to try to limit their distribution.
In practice, therefore, Adobe's own implementation of the Macromedia Flash Player is the only client which does not allow saving to a local file.