- Extension
- .dat
- .msg
- Format
- Binary
- Binary
- Category
- Other
- Email
- Developer
- Binary Research Limited
- Microsoft
- Description
- The .dat file type is a data file in the Transport Neutral Encapsulation Format (TNEF). This file type is commonly used by Microsoft Outlook and Exchange to encode email attachments, and contains the message body, subject, and other email properties.
- An MSG file is an email message, contact, appointment, or task created or saved within Microsoft Outlook. It may contain one or more email fields, which includes the date, sender, recipient, subject, and message body, or contact information, appointment details, and one or more task descriptions. MSG files are also compatible with other programs that use Microsoft's Messaging Applications Programming Interface (MAPI).
- MIME Type
- application/octet-stream
- application/vnd.ms-outlook