安全的多用途Internet邮件扩展(Secure Multipurpose Internet Mail Extensions,简称S/MIME)是一種Internet標準,它在安全方面对MIME协议进行了扩展,可以将MIME实体(比如数字签名和加密信息等)封装成安全对象,为电子邮件应用增添了消息真实性、完整性和保密性服务。S/MIME不局限于电子邮件,也可以被其他支持MIME的传输机制使用,如HTTP。
外部連結
- RFC 3851: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.1 Message Specification
- RFC 5751: Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 3.2 Message Specification ([https://datatracker.ietf.org/doc/rfc5751/ Draft Tracker])
- [https://technet.microsoft.com/en-us/library/aa995740(v=exchg.65).aspx Microsoft Exchange Server: Understanding S/MIME] – high-level overview
- [https://web.archive.org/web/20140521101109/http://yplakosh.blogspot.com/2008/10/how-to-secure-email-using-smime.html How to secure email using S/MIME standard]
Free S/MIME providers
- [https://www.mesign.com/ MeSign 密信] - Completely Free certificates 永久免费证书
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