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CAT File - What is a .cat file and how do I open it?

Learn about .CAT files and view a list of programs that open them.

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What is a CAT file? File used by the Windows operating system; specifies that a group of files are from a verifiable source; used for security purposes and contains a digital signature , the catalog version, and an effective date; often used for verifying new software update files.

More Information Windows catalog files help to suppress multiple trust dialog popups for new software component downloads. Since CAT files can identify a trusted source, the user can choose to "Always trust content" from the software distributor. Then, future downloads from the software distributor that use a CAT file are trusted and do not require a trust popup window.

Popularity3.7/5

58 votes

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Brotkrümel

DeveloperElcomsoft
Popularity3.0 | 17 Votes

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In-Depth

.CAT File Extension

2 file types use the .cat file extension.

Windows Catalog File

DeveloperMicrosoft
Popularity
3.7  |  58 Votes
 

What is a CAT file?

File used by the Windows operating system; specifies that a group of files are from a verifiable source; used for security purposes and contains a digital signature , the catalog version, and an effective date; often used for verifying new software update files.

More Information

Windows catalog files help to suppress multiple trust dialog popups for new software component downloads. Since CAT files can identify a trusted source, the user can choose to "Always trust content" from the software distributor. Then, future downloads from the software distributor that use a CAT file are trusted and do not require a trust popup window.

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Programs that open CAT files

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Microsoft Windows

Paid

Category: System Files

Updated: November 18, 2011

Advanced Disk Catalog Database

DeveloperElcomsoft
Popularity
3.0  |  17 Votes
 

Contains a catalog of data from various media types including hard drives, network drives, floppy disks, optical discs (DVDs, CDs, etc.), ZIP and JAZ disks, etc.; used for keeping track of information stored within a collection of media

Programs that open CAT files

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Elcomsoft Advanced Disk Catalog

Free Trial

Category: Database Files

Updated: 2006

FAQ

What is a CAT file?↓
File used by the Windows operating system; specifies that a group of files are from a verifiable source; used for security purposes and contains a digital signature, the catalog version, and an effective date; often used for verifying new software update files.

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