US 12,143,521 B1
Single version of secured customer record using block chain
Thiruchenthil Subramaniam, Concord, NC (US)
Assigned to Wells Fargo Bank, N.A., San Francisco, CA (US)
Filed by WELLS FARGO BANK, N.A., San Francisco, CA (US)
Filed on Jun. 14, 2022, as Appl. No. 17/839,918.
Int. Cl. H04L 9/00 (2022.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01)
CPC H04L 9/50 (2022.05) [H04L 9/0819 (2013.01); H04L 9/32 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method comprising:
receiving user information associated with a user;
validating the user information;
generating, based on the user information, a user block on a private block chain for user products;
generating a private user key associated with the user and the private block chain;
generating an enterprise key;
receiving, from the user, service information comprising a request for a service;
authenticating the private user key and the enterprise key by consensus of the private user key and enterprise key;
hashing the service information with the private user key;
linking the service information with the user block;
generating a user view of one or more of the user's services on the private block chain; and
adding a removal block to the user block indicating that the service has been removed.