4. Cryptography
  5. Video cryptography
  6. Copy protection or prevention

Yishai Sered

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Intelligent electronic program guide

Interactive video distribution systems – Operator interface – To facilitate tuning or selection of video signal
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Key delivery in a secure broadcasting system

Cryptography – Video cryptography – Video electric signal modification
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Symbol-display system

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular node for directing data and applying cryptography
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System for determining successful reception of a message

Cryptography – Key management – Key distribution
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System for determining successful reception of a message

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
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Profile ID: LFUS-PAI-P-2512203

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