Patent 11308497 was granted and assigned to PayPal on April, 2022 by the United States Patent and Trademark Office.
A fraud detection model is used by a computer system to evaluate whether to grant a request to access a secure electronic resource. The fraud detection model is generated by the computer using a plurality of previously received requests. Each request is associated with a sender account of the computer system and a recipient account to which the computer system previously sent a message containing a link to the secure electronic resource.