| 摘要 |
<p>An entity authentication system, including at least two wireless communications devices (2 to 8) in the possession of an entity, at least one of the devices having first partial authentication data and at least one other of the devices having second partial authentication data and an authentication device (9) for authenticating the entity based on authentication data generated from at least the first and second partial authentication data. The devices are wearable by the entity and the partial authentication data is distributed amongst the wireless devices using a secret sharing method where n is the number of wireless devices, t is the number of the wireless devices required to generate the authentication data from the partial authentication data and n &ge t.</p> |
