Video Encryption

Is it possible to add encryption to a video that you do on WMM or there was added about this when you burn using Windows DVD Maker?

This is a guide on how to convert and burn video formats such as DivX, XviD, AVI, WMV, MOV, VOB, MPEG, MP4, DV, 3GP, MKV, TiVo standalone playable DVD with a few steps:
http://www.top5soft.com/tutorial/how-to- ...
In addition, you can try the other burn DVD software from here:
http://www.dvd-to-iphone.biz/iphone-soft ...

Right click on the file
add encryption, just like any other file

will not work if the disc burned WORM