Format
Windows Cabinet File
Summary
- Name
- Windows Cabinet File
- Identifiers
-
- MIME: application/vnd.ms-cab-compressed
- PUID: x-fmt/414
- Description
- An archive format native to Microsoft Windows that contains compressed data.
- File extensions
-
cab - Source
- Digital Preservation Department / The National Archives
- Developed by
- Microsoft Corporation
- Supported by
- Microsoft Corporation
Relationships
- Has lower priority than
Internal signatures
Windows Cabinet File
- Note
- CAB Signature (MSCF); Reserved Checksum 4 bytes set to zero; total size of cabinet file 4 bytes, 4 bytes reserved, absolute address of the first CFFILE (4 bytes); files checksum (4 bytes): minor version 1-byte (3), major version 1-byte (1)
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- None
- Byte Sequence
4D534346{20}0301- Endianness
- None
Changelog
-
Updated in V92
- Release date
- 20 September 2017
Windows Cabinet File: Added MIME type.
-
Updated in V51
- Release date
- 15 July 2011
Windows Cabinet File: Existing signature refined by Georgia Tech Research Institute, USA.
-
Added in V50
- Release date
- 20 May 2011
Windows Cabinet File: Signature developed through PRONOM Research.