Lock Folder XP 

Lock Folder XP is a new security tool that lets you lock your files, folders and drives with your personal password. The program uses advanced encryption algorithm approved by the US Government. Protect your files from hackers, viruses and mischief.
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Task Lock 

Task Lock provides simple and effective password security for specified applications for Windows no matter how they are executed.
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Program Lock Pro 

Lock and unlock any program on your pc, including the control panel, IE, Outlook, AOL, AIM, and more.
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Icon Lock-iT XP 

Icon Lock-iT XP, portable file encryption, locking, and security for Windows XP, 2000, NT Desktop files. Portable data storage security for iPod and flash drives. Secure, safe password protection. Self-decryptor for increased portability & security
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