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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Alkonost ContraCopy 

Alkonost ContraCopy is a software system, that can create diskettes for a copy protected software distribution. No other hardware or software can make correct copies of ContraCopy diskettes, which can be used under Windows 95/98/Me/NT/2k/XP/2003.
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