A visual copyright protection system is disclosed, including input content, a disruption processor, and output content. The disruption processor inserts disruptive content to the input content creating output content that impedes the ability of optical recording devices to make useful copies of output content.

 
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< Encryption key updating for multiple site automated login

< Secure storage of private keys

> Secure distributed computation in cryptographic applications

> Voice and data encryption method using a cryptographic key split combiner

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