【摘要】 在网络环境下,病毒传播的速度和范围大大加快,网络已经成为近年来病毒传播的主要途径,而其中通过E-mail传播是病毒在网络上传播的一个最主要的途径之一。本文在介绍病毒邮件及垃圾邮件传播的主要模式前提下,分析了针对邮件系统的保护措施,并结合本单位在选购邮件网关的实践,给出选购邮件网关时的关键注意事项。更多还原

【Abstract】 Under the circumstance of network,the pace of virus diffusion turns to be dramatically fast in a broader scope.Virus is spread out via the approach of Internet,most significantly,i.e.Email.This essay introduced the main modes of the diffusion of virus emails and spam emails and then analyzed some protection measures in terms of email system.Finally,combining with the experience of selecting secure message gateway in practice,the author recommended some key attention points of secure message gateway.更多还原