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Method and apparatus for creating electronic water marks in...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for decrypting encrypted data...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography
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Method and apparatus for defending against SYN packet...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Packet header designating cryptographically protected data
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Method and apparatus for delegating digital signatures to a...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for detecting a macro computer virus...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
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Method and apparatus for detecting and extracting fileprints

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for detecting data

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for detecting predefined signatures in...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for detection and notification of...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
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Method and apparatus for determining enforcement security...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular node for directing data and applying cryptography
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Method and apparatus for determining the identity of a...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for digital signature authentication

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for digital signature authentication,...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for digital watermarking

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for digitally signing electronic mail...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for digitally signing electronic mail...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Method and apparatus for discovering a trust chain imparting...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Central trusted authority provides computer authentication
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Method and apparatus for displaying information and...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
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Method and apparatus for distributing and updating group...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Having particular address related cryptography
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Method and apparatus for distributing and updating group...

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Having particular address related cryptography
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