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:
Feb. 27, 2024

Filed:

Sep. 30, 2022
Applicant:

Sophos Limited, Abingdon, GB;

Inventors:

John Mears, Oxfordshire, GB;

Brett Hunter Cove, British Columbia, CA;

Assignee:

Sophos Limited, Abingdon, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 51/214 (2022.01); H04L 51/212 (2022.01); H04L 61/5061 (2022.01); H04L 9/40 (2022.01); H04L 51/224 (2022.01);
U.S. Cl.
CPC ...
H04L 51/214 (2022.05); H04L 51/212 (2022.05); H04L 51/224 (2022.05); H04L 61/5061 (2022.05); H04L 63/10 (2013.01); H04L 2463/082 (2013.01);
Abstract

A method for mitigating outbound electronic message spam includes determining whether an outbound electronic message to a recipient sent from an electronic messaging account of a sender has at least a predetermined number of indicators of compromise. The outbound electronic message is sent to the recipient using an IP address from a first pool of service delivery IP addresses based on a determination that the message has less than the predetermined number of indicators of compromise. The outbound electronic message is sent to the recipient using an IP address from a second pool of service delivery IP addresses based on a determination that the message has at least the predetermined number of indicators of compromise. The method may further include providing a notification of a possible compromise of the electronic messaging account and the notification may include a request to modify a security feature of the electronic messaging account.


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