论文部分内容阅读
上海电信邮件系统作为上海老牌的邮件服务提供商,长期以来一直为广大用户提供高效、安全、可靠的邮件服务,并且在用户中赢得了良好的口碑和声誉。然而,随着互联网应用的不断深入,电子邮件服务却面临着前所未有的困境:垃圾邮件肆虐,80%以上的病毒藏身邮件,涉及企业泄密和反政府言论的邮件安全事故频发,邮件
Shanghai Telecom e-mail system as a veteran of the mail service provider in Shanghai, has long been for the majority of users with efficient, secure and reliable e-mail service, and users won a good reputation and reputation. However, with the deepening of Internet applications, e-mail services are facing an unprecedented dilemma: spam eruptions, more than 80% of virus hiding e-mail, e-mail incidents involving enterprise leaks and anti-government remarks,