TOKENIZATION REVOCATION LIST

摘要

A method for providing a token revocation list is disclosed. The method includes maintaining a status for each of a plurality of tokens in a token revocation database. Token validation requests are received, and the statuses of payment tokens can be determined. Response messages with the statuses of the payment tokens are then sent to token status requesters so that they may make decisions on whether or not to use them to process transactions.

主权项

1. A method comprising:
maintaining, by a token revocation list computer system, a status for each of a plurality of tokens issued by the server computer in a token revocation database; receiving, by the token revocation list computer system, a token validation request from a requester device, wherein the token validation request includes at least one payment token of the plurality of tokens; determining, by the token revocation list computer system, the status of the at least one payment token of the plurality of tokens by searching the token revocation database for the status of the at least one of the plurality of tokens; and sending, by a token revocation list computer system, a token validation response including the determined status of the at least one payment token of the plurality of tokens.