PC Guard for Win32 

PC Guard for Win32 V5 is a professional software protection and licensing system. With PC Guard for Win32 you can easily protect Windows 95/98/ME/2000/NT/XP 32bit EXE/DLL applications from illegal distribution and reverse engineering.
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LogicProtect 

This unique client-server based software protection system allows for live license management and illegal software copies disabling. Using it with network applications ensures rock-solid protection at an affordable price. Download FREE trial now!
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Themida 

Powerful Windows Software Protector. Designed for software developers who wish to protect their applications against advanced reverse engineering and software cracking.
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WinLicense 

WinLicense Combines the power of software protection, with the power of advanced license control. It offers a wide range of powerful and flexible techniques that allow developers to securely distribute trial versions of their applications.
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License&Security 

Integrate licensing into your applications and maintain a database of your licensees. Protect your software against piracy by using hash, checksums, antidebugging and antimonitoring. It includes functions of enciphering and the digital signature.
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Message Encryption Application 

Protect your personal messages with encryption keys of your choice. Tthen give the keys to people you trust. - When or if the need arises, change the keys to ensure continued privacy. Outstanding 'Identity Theft' software protection.
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