http://online.securityfocus.com/infocus/1617 "Cryptography is increasingly becoming the centerpiece in the attempt by corporate interests to protect their intellectual property. This is particularly true in the case of the TCPA (Trusted Computing Platform Alliance) or Microsoft's Palladium. Furthermore, the attempt to apply cryptography to protect copyrighted material against unauthorized reproduction is still creating tremendous debate, particularly regarding the CBDTPA (Consumer Broadband and Digital Television Promotion Act), not to mention the BPDG (Broadcast Protection Discussion Group). The general idea behind all of these groups and concepts is to mandate strong security through crypto hardware, which greatly benefits the entertainment industry, while potentially threatening the Open Source community..." http://www.cryptonomicon.net/