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A method to screen the mail and device and system

A technology of mail and operating system, applied in the field of e-mail system, can solve the problem of not being able to solve the sender's deceptive behavior, and achieve the effect of preventing spam and overcoming deception technology.

Active Publication Date: 2009-04-29
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] The technical problem to be solved by the embodiments of the present invention is to provide a method, device and system for screening emails to solve the technical problem that the existing anti-spam technology cannot solve the sender's fraudulent behavior

Method used

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  • A method to screen the mail and device and system
  • A method to screen the mail and device and system
  • A method to screen the mail and device and system

Examples

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Embodiment Construction

[0036] The technical solution of a method, device and system for filtering mail provided by the embodiments of the present invention is to intercept the data message information of the original mail at the network layer, and then restore the original mail according to the data message information session and judge its Whether it is spam, if it is spam, it will be blocked, otherwise the mail will be released.

[0037] refer to figure 2 , is a schematic structural diagram of a specific embodiment of a mail screening system of the present invention. The system includes: a mail client 201 , a mail screening device 202 and a mail server 203 . Wherein, the mail screening device 202 includes:

[0038] The data packet interception module 2021 is configured to intercept the data packet information of the original mail at the network layer.

[0039] The protocol analysis module 2022, coupled with the data packet interception module 2021, is used to perform protocol analysis and sess...

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PUM

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Abstract

The invention relates to a method for screening mail. Wherein, said method comprises that A, intercepting the data report of original mail at network layer; B, processing said data report via protocol analysis and conversation reduction to obtain original mail; C, judging if said original mail as waste mail, if it is, blocking the mail, or else, releasing the mail. The invention also provides relative device and system.

Description

technical field [0001] The present invention relates to the field of email systems, and more specifically, the present invention relates to a mail screening method, device and system. Background technique [0002] With the advent of the information age, e-mail plays an increasingly important role in people's lives, and business transactions between enterprises depend more on the normal operation of the e-mail system. The security of the mail system and the management of the information transmission content have also become extremely important. However, corporate resources are constantly infringed by virus programs, spam, and illegal content, which interfere with the normal operation of the company, cause the mail system to be paralyzed, and leak corporate confidential information, which may damage the company's reputation and even cause the company to fall into legal disputes. A relatively cheap and effective solution is to set up a gateway between the Internet and the inte...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L12/58H04L29/06
Inventor 刘竟秦志光刘峤郑梅郑志彬何兴高
Owner HUAWEI TECH CO LTD