| CPC G07C 9/27 (2020.01) [G06K 19/06037 (2013.01); G06K 19/0723 (2013.01); G07C 9/00182 (2013.01); G07C 9/10 (2020.01); G07C 9/28 (2020.01)] | 14 Claims |

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1. A method of modifying user access rights comprising:
retrieving access rights of the user from an access control system token associated with the user;
retrieving access rights of a piece of equipment currently being operated by the user from an access control system token associated with the piece of equipment;
retrieving access rights of a temporary token currently associated with the piece of equipment from an access control system token associated with the temporary token;
combining the access rights of the user, the piece of equipment, and the temporary token currently associated with the equipment to create a access control triplet;
determining if the user is allowed to pass through an access control point based on the access control triplet;
periodically expiring the access control triplet;
periodically verifying the access control triplet is still valid; and
invalidating the access control token associated with the temporary token currently associated with the piece of equipment when the temporary token has arrived at a terminal destination.
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