The SecureMail system introduced in this paper expands and completes the traditional E-Mail system with the information security technology.

本文介绍的安全电子邮件系统通过信息安全技术对传统的电子邮件系统进行扩展和完善。

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Requests for E-mail system in Chengdu-Deyang-Mianyang region's networked manufacturing system are analyzed according to its practical command. Especially, its security is discussed deeply.

根据成、德、绵区域网络化制造系统的实际需要，分析了网络化制造系统中邮件系统的各种要求，尤其对其安全性进行了深入的探讨。

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But the move follows a string of incidents where either security in Passport - or the Hotmail free e-mail system to which it is tightly bound - has proved to be lax.

BBC: New flaw puts Passport offline