Described herein is one or more implementations that generate a single key from a set of encrypted keys, which set is associated with a unique data subset of a database. ...http://www.google.fr/patents/US20050097062?utm_source=gb-gplus-shareBrevet US20050097062 - Key generation
Numéro de demande: 10/982,644 Numéro de publication: US 2005/0097062 A1 Date de dépôt: 5 nov. 2004 Brevet délivré: US7158639 ( Date de délivrance 2 janv. 2007)
