System and method for detecting sources of abnormal computer network message
US10686680B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 26, 2004 |
| Grant date | Jun 16, 2020 |
| Priority date | — |
| Expiry date | Jan 31, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2101/37
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention relates generally to a system and method for the monitoring of email and other message traffic on a network. The intent of the monitoring to determine if message traffic is abnormal, thus indicating unwanted messages such as spam. A number of methods may be utilized by the invention to recognize unwanted messages, including the calculation of fanout, the number of messages sent by a unique host, unique email address or domain. Also included is fanin, the number of messages received from unique hosts, unique domains or unique email addresses. Further components consider the number of error messages received from a host, variations in bandwidth from a host, and variations in message content from a host.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.