摘要

随着Internet的普及，电子邮件作为一个主流的应用也日益得到了更多的使用。但是随之而来的垃圾邮件也越来越猖獗。经统计，从2001年开始，垃圾邮件增长的速度非常快，网民每周收到的垃圾邮件数量是非垃圾邮件数量的两倍，针对近几年来垃圾邮件的愈演愈烈，急需一种能有效防范垃圾邮件的方法。

邮件过滤系统，开发该系统的主要目的是了解当前垃圾邮件过滤的发展现状，学习有关过滤的技术，能有效的阻止垃圾邮件的泛滥。通过学习和实践，发现垃圾邮件过滤发展中遇到的问题，并结合自己的研究工作提出一些看法和见解。

关键词邮件过滤系统系统开发学习实践

Abstract

Along with the Internet popularization， the email took a mainstream the application also day by day to obtain more uses. But the following junk mail is also getting more and more rampant. After the statistics， started from 2001， the junk mail grew the speed was quick， the web cam received every week junk mail quantity right and wrong junk mail quantity’s two times， in view of junk mail’s escalation， were urgently needed one kind to be able in the last few years to guard against the junk mail effectively the method.

The mail filtration system， develops this system’s main purpose is the understanding current junk mail filtration development present situation， the study related filtration technology， can effective impediment junk mail being in flood. Through the study and the practice， discovered in the junk mail filtration development meets the question， and unifies own research work to propose some views and the opinion.

Key words Mail filtration system System development Study practice