Methods and systems are described for verifying stored data by receiving a first set of metadata associated with a first set of stored data, generating a second set of metadata associated with a second set of stored data which is associated with the first set of stored data, and comparing the first set...http://www.google.de/patents/US20090043830?utm_source=gb-gplus-sharePatent US20090043830 - SYSTEMS AND METHODS FOR STORED DATA VERIFICATION