×

Encryption and tokenization architectures

  • US 10,402,822 B2
  • Filed: 03/13/2015
  • Issued: 09/03/2019
  • Est. Priority Date: 10/23/2007
  • Status: Active Grant
First Claim
Patent Images

1. A method for lifecycle management of unique token associations that control access to sensitive information, the method comprising:

  • generating, by a server device, a unique token for use in an online transaction in lieu of a character string stored as encrypted data by the server device, the character string received from a remote client computing device of a set of remote client computing devices associated with an entity registered with the server, wherein registering the entity includes associating the entity with a subscription level that provides access to the unique token;

    obtaining, by the server device, a record for an online transaction comprising information associated with the online transaction and the unique token, the record generated by any remote client computing device of the set of remote client computing devices;

    communicating, by the server device and to a transaction processing server device, a completed record for the online transaction including the information associated with the online transaction and the character string, wherein the character string is decrypted by the server device;

    determining, by the server device, that the character string is out-dated; and

    in response to determining that the character string is out-dated,disassociating, by the server device, the unique token and the character string stored as encrypted data, anddeleting, by the server device, the character string from the first memory storage.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×