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MIME-Version: 1.0 According to MIME co-creator Nathaniel Borenstein , the version number was introduced to permit changes to the MIME protocol in subsequent versions. However, Borenstein admitted short-comings in the specification that hindered the implementation of this feature: "We did not adequately specify how to handle a future MIME ...
S/MIME (Secure/Multipurpose Internet Mail Extensions) is a standard for public-key encryption and signing of MIME data. S/MIME is on an IETF standards track and defined in a number of documents, most importantly RFC 8551.
The first working version that was widely deployed was assigned version number 4. [10] A separate protocol based on reliable connections was developed and assigned version 5. IP version 7 was chosen in 1988 by R. Ullmann as the next IP version because he incorrectly assumed that version 6 was in use for ST-II.
S/MIME cert association [10] ... the domain serial number, ... Part of the first version of DNSSEC (RFC 2065). NXT was obsoleted by DNSSEC updates (RFC 3755).
In information and communications technology, a media type, [1] [2] content type [2] [3] or MIME type [1] [4] [5] is a two-part identifier for file formats and content formats.Their purpose is comparable to filename extensions and uniform type identifiers, in that they identify the intended data format.
For nearly 20 years, the latest version available was v1.02, published September 1, 1992. [2] In 1996, RFC 2046 specified that the image format used for transmitting JPEG images across the Internet should be JFIF. The MIME type of "image/jpeg" must be encoded as JFIF.
The MIME type image/tiff (defined in RFC 3302) without an application parameter is used for Baseline TIFF 6.0 files or to indicate that it is not necessary to identify a specific subset of TIFF or TIFF extensions. The optional "application" parameter (Example: Content-type: image/tiff; application=foo) is defined for image/tiff to identify a ...
(see § The Chemical MIME Project) file extension (usually 3 letters). This is widely used, but fragile as common suffixes such as .mol and .dat are used by many systems, including non-chemical ones. self-describing files where the format information is included in the file. Examples are CIF and CML. chemical/MIME type added by a chemically ...