A method for guaranteeing freshness of results for queries against a non-secure data store extends a read operation to include steps of: receiving a read instruction for application data to be read; determining a location within the data store for the application data to be read; validating a message...http://www.google.com/patents/US7809958?utm_source=gb-gplus-sharePatent US7809958 - Method for guaranteeing freshness of results for queries against a non-secure data store