RTMPE which is RTMP encrypted using Adobe's own security mechanism. While the details of the implementation are proprietary, the mechanism uses industry standard cryptography primitives.
Real Time Messaging Protocol (RTMP) was initially a proprietary protocol developed by Macromedia for streaming audio, video and data over the Internet, between a Flash player and a server. Macromedia is now owned by Adobe, which has released an incomplete version of the specification of the protocol for public use.
And RTMPE which is RTMP encrypted using Adobe's own security mechanism. While the details of the implementation are proprietary, the mechanism uses industry standard cryptography primitives. So at present there is no method to download any RTMPE stream by program.
But multimedia that streaming over RTMPE on hulu.com, BBC iplayer, history.com, thedailyshow.com and more video & audio websites could be recorded and captured by Video Frame Grabber, for example, Streamingstar Video Capture
Some websites which using rtmpe protocol:
Hulu (How to capture video streaming from hulu.com?)
BBC iPlayer TV（How to download and record BBC iPlayer TV?）
History video（How to capture videos from History.com?）
Thedailyshow（How to record thedailyshow video playing on your PC screen?）
Concertvault（How to capture online concertvault streaming videos from the Internet?）