2 S/MIME (Secure/Multipurpose Internet Mail Extensions) Security enhancement to MIME email – Original Internet RFC822 email was text only – MIME provided support for varying content types and multi-part messages – With encoding of binary data to textual form – S/MIME added security enhancements Have S/MIME support (e.g., signed or encryption) in many mail agents – MS Outlook, Mozilla, Mac Mail etc
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