What is the method of secure email transmission called?
- 王林Original
- 2020-12-16 11:33:1712533browse
The method of secure email transmission is called S/MIME, which stands for Multipurpose Internet Mail Extensions. Multipurpose Internet Mail Extensions is an Internet standard. MIME provides web browsers with a way to view files in multiple formats.
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Detailed description:
Multipurpose Internet Mail Extensions is an Internet standard. MIME provides web browsers with a way to view files in multiple formats.
Multipurpose Internet Mail Extensions (MIME, Multipurpose Internet Mail Extensions) is an Internet standard that extends the email standard to support:
Non-ASCII Character text;
Non-text format attachments (binary, sound, image, etc.);
Messages composed of multiple parts Body;
contains header information of non-ASCII characters. This standard is defined in RFCs such as RFC 2045, RFC 2046, RFC 2047, RFC 2048, and RFC 2049.
MIME is implemented by standardizing additional fields in the headers of email messages; these additional fields in the headers describe the content and organization of new message types. form.
MIME version
MIME version (MIME-Version), this header field uses a version number in the email message to indicate the version of the MIME specification that the message complies with. The current version is 1.0.
Content type
Content-Type (Content-Type), this header field is used to specify the type of message.
Content Transfer Encoding
Content-Transfer-Encoding (Content-Transfer-Encoding), this area makes it possible to specify character encoding methods other than ASCII.
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