Patent ID: 8140843
Filing Date: 2012-03-20
Classification: H04L

Abstract:
1. A method for authenticating an entity by a storage device, the method comprising: performing by a storage device in communication with an entity: receiving from the entity a plurality of certificates for authenticating the entity to the storage device, the plurality of certificates being ordered and received from the entity one at a time in that order; storing the plurality of certificates in the storage device one at a time in the order in which they are received by, except for the first one of the plurality of certificates, overwriting a previously-stored certificate after it has been verified; verifying the plurality of certificates in the order in which they are received, wherein a first one of the plurality of certificates is verified against a root certificate; detecting that a last one of the plurality of certificates has been verified; and authenticating the entity to the storage device using the last one of the plurality of certificates if it has been verified.