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.

Date of Patent:
Apr. 21, 2025

Filed:

Dec. 15, 2021
Applicant:

Paypal, Inc., San Jose, CA (US);

Inventor:

George Chen Kaidi, Singapore, SG;

Assignee:

PAYPAL, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2021.12); H04L 51/08 (2021.12);
U.S. Cl.
CPC ...
H04L 63/1416 (2012.12); H04L 51/08 (2012.12); H04L 63/1425 (2012.12); H04L 63/145 (2012.12); H04L 63/20 (2012.12);
Abstract

There are provided systems and methods for detecting malicious email addresses using email metadata indicators. Digital accounts may be attacked by malicious computing processes or other actions that attempt to compromise the security of accounts and/or perform account takeovers. To increase security of the accounts and account data, the service provider may interface with a digital address and/or identifier provider, such as an email provider to request metadata indications of addresses. The metadata indicator may include a score associated with whether the address is compromised or being used for fraudulent purposes. This score may be based on usages of the address over a period of time, connections of the address, and other activities. The indicator may be used to determine whether to allow data changes to the account's data.


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