US 11,895,153 B1
Secure electronic transactions using transport layer security (SETUTLS)
Phillip H. Griffin, Raleigh, NC (US); and Jeffrey J. Stapleton, O'Fallon, MO (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 Dec. 21, 2021, as Appl. No. 17/558,565.
Application 17/558,565 is a continuation of application No. 16/539,726, filed on Aug. 13, 2019, granted, now 11,240,270.
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 9/40 (2022.01); H04L 9/08 (2006.01)
CPC H04L 63/166 (2013.01) [H04L 9/0819 (2013.01); H04L 9/0861 (2013.01); H04L 9/0894 (2013.01); H04L 63/08 (2013.01); H04L 63/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
authenticating, by one or more processors via a communication channel, a client device to establish a shared secret:
decrypting, by the one or more processors, a data packet using a session key to recover a decrypted data packet, the data packet received via the communication channel and comprising a data element encrypted with the session key and a first content-specific key associated with the shared secret, the session key based on the communication channel; and
decrypting, by the one or more processors, the data element of the decrypted data packet using a second content-specific key corresponding to a data type of the data element, to recover a decrypted data element.