PASSWORD AUTHENTICATION USING WHITE-BOX CRYPTOGRAPHY

PASSWORD AUTHENTICATION USING WHITE-BOX CRYPTOGRAPHY

A white-box system for authenticating a user-supplied password, including: a password database including a salt value and an authentication value for each user; a white-box implementation of a symmetric cipher configured to produce an encrypted value by encrypting the user-supplied password using th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BOS, Joppe Willem, MICHIELS, Wilhelmus Petrus Adrianus Johannus, VERSLEGERS, Rudi
Format: Patent
Sprache:eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
PHYSICS
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:A white-box system for authenticating a user-supplied password, including: a password database including a salt value and an authentication value for each user; a white-box implementation of a symmetric cipher configured to produce an encrypted value by encrypting the user-supplied password using the salt value associated with the user as an encoded secret key; and a comparator configured to compare the encrypted value with the authentication value associated with the user to verify the user-supplied password.