Patent ID: 11902289
Assignee: THE TORONTO-DOMINION BANK
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A network device, comprising:
a communication interface connected to an external network;
a memory; and
a processor coupled to the communication interface and the memory, the processor being configured to:
receive, via the communication interface from a web server associated with a protected resource, a request to validate a bearer token submitted by a client device to the web server, the request including the bearer token, a cryptographic nonce that is based on a user identifier identifying an end user of an application executing on the client device, and a digital signature;
validate the bearer token, the validating including verifying the digital signature using a public key associated with the end user; and
in response to validating the bearer token, send to the web server via the communication interface a notification that the bearer token is valid.