The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2020
Filed:
Oct. 03, 2016
The Toronto-dominion Bank, Toronto, CA;
Jonathan K. Barnett, Oakville, CA;
Roy D'Souza, Oakville, CA;
John Jong Suk Lee, Waterloo, CA;
Christopher Arthur Holland McAlpine, Toronto, CA;
Aleksandar Roskic, Toronto, CA;
Douglas Edward William Watson, Toronto, CA;
Zheng Xi, Toronto, CA;
Shannon Rose Yeoman, Toronto, CA;
The Toronto-Dominion Bank, Toronto, CA;
Abstract
A message processing server includes a memory and a message processor. The message processor is configured to receive first data; save an identifier in association with a first-layer access restriction indicator and a first key, generate a first encrypted layer by encrypting the first data with the first key, and generate a token from the identifier and the first encrypted layer; receive second data and the token; recover the identifier and the first encrypted layer from the token; confirm that the identifier was saved in the memory in association with the first indicator; save the identifier in association with a second-layer access restriction indicator and a second key, generate a second encrypted layer by encrypting the first encrypted layer and the second data with the second key, and regenerate the token from the identifier and the second encrypted layer.