METHOD AND SYSTEM FOR SECURE DATA SHARING

METHOD AND SYSTEM FOR SECURE DATA SHARING

A method of protecting data is disclosed herein. The method comprises: encrypting a data in a protected data item using a first encryption key; and encrypting the first encryption key in the protected data item using a second encryption key that is unique to the protected data item, wherein the uniq...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TIEN Chen Li, FILJI Deepu, SERRAO Ivan Canute, BATTY Christian George, JOLLY Nandini, OCOL Joseph Mari Villamor, NICULESCU Cristian Sebastian
Format: Patent
Sprache:eng
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:A method of protecting data is disclosed herein. The method comprises: encrypting a data in a protected data item using a first encryption key; and encrypting the first encryption key in the protected data item using a second encryption key that is unique to the protected data item, wherein the unique second encryption key is derived from a third encryption key in the protected data item and to a plurality of protected data items comprising a common characteristic shared with the protected data item.