Adobe Acrobat Document Security
http://www.adobe.com/security/main.html

Adobe Financial Document Security White Paper
http://www.adobe.com/financial/pdfs/doc_sec_sb.pdf

Adobe Sealed Media Solution
http://www.sealedmedia.com

Microsoft - Overview of Office 2003 Security
http://www.microsoft.com/office/ork/xp/beta/seven/ch23/SecA01.htm

Microsoft Information Rights Management
http://www.microsoft.com/office/ork/xp/beta/six/default.htm

Microsoft Office 2003 Security Whitepaper
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/prodtechnol/office/Office2003/Plan/O3secdet.asp

Immigration and Identity Theft Concerns
http://www.fairus.org/html/04186201.htm