役に立つかもなKBメモ
http://support.microsoft.com/default.aspx?scid=kb;ja;309536
http://support.microsoft.com/default.aspx?scid=kb;ja;313494
・暗号化に関係するもの
http://support.microsoft.com/default.aspx?scid=kb;ja;298009
http://support.microsoft.com/kb/223316/
http://www.microsoft.com/technet/prodtechnol/winxppro/deploy/cryptfs.mspx
http://www.microsoft.com/japan/windows2000/techinfo/howitworks/security/encrypt.asp