DIGITAL DATA STREAM, AND METHOD AND APPARATUS FOR FORMING THE SAME

PROBLEM TO BE SOLVED: To provide a method of authenticating data transmitted in a digital transmission system. SOLUTION: The method includes the steps, prior to transmission, of determining at least two encrypted values for at least some of data, each encrypted value being determined using a key of...

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Bibliographische Detailangaben
Hauptverfasser:	BEUQUE JEAN-BERNARD GERARD MAURICE, POULAIN PHILIPPE
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING BROADCAST COMMUNICATION CALCULATING CODING OR CIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHERPURPOSES INVOLVING THE NEED FOR SECRECY COMPUTING COUNTING CRYPTOGRAPHY DISPLAY EDUCATION ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION SEALS TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method of authenticating data transmitted in a digital transmission system. SOLUTION: The method includes the steps, prior to transmission, of determining at least two encrypted values for at least some of data, each encrypted value being determined using a key of a respective encryption algorithm, and outputting the at least two encrypted values with the data. COPYRIGHT: (C)2010,JPO&INPIT