Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .key

7 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .key file?
  • Which program can create the .key file?
  • Where can you find a description of the .key format?
  • What can convert .key files to a different format?
  • Which MIME-type is associated with the .key extension?
.key
General Key Data .key file icon

General Key Data

KEY file is a General Key Data. Various programs use this extension for licensing/security keys.
Detailed description not available
Category: Other files
Application: -
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
-
.key
Bioware Game Data Key .key file icon

Bioware Game Data Key

KEY file is a Bioware Game Data Key. BioWare's games and tools make use of a very large number of files that are packed into a group of files having the BIF extension. The contents of the BIF files are described by one or more files having the KEY extension.
Detailed description not available
Category: Game Data files
Application: Neverwinter Nights
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Bioware Aurora Sound Set File
Bioware Game Data
Bioware 2-Dimensional Array
Bioware Information File
Bioware Generic File Format
Bioware Encapsulated Resource File
Bioware Talk Table
Bioware Waypoint Instance Struct
Bioware Waypoint Blueprints
.key
iWork Keynote Presentation .key file icon

iWork Keynote Presentation

KEY file is an iWork Keynote Presentation. Keynote is a presentation software application developed as a part of the iWork productivity suite by Apple Inc.
Category: Document files
Application: Apple iWork Keynote
Program name: -
Mime-type: application/x-iwork-keynote-sffkey
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
keynote
Links:
-
Related extensions:
Microsoft PowerPoint Slideshow
Microsoft PowerPoint Presentation
Microsoft PowerPoint 2007 Presentation
Microsoft PowerPoint 2007 Presentation
Microsoft PowerPoint 2007 Slideshow
Microsoft PowerPoint 2007 Slideshow
iWork Keynote Theme
iWork Keynote XML Presentation
iWork Keynote Note Document
.key
Tinker Keyword Parameters .key file icon

Tinker Keyword Parameters

KEY file is a Tinker Keyword Parameters. Tinker is a software tools for Molecular Design. The keyword parameter file always has the extension .key and is optionally present during TINKER calculations.
Detailed description not available
Category: Data files
Application: Tinker
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
Tinker Fractional Coordinates
Tinker Cartesian Coordinates
Tinker Internal Coordinates
Tinker Dynamics Computation Data
Tinker Archive
Tinker Sequence
Tinker End File
Tinker Parameter File
.key
SmartWare Database Key File .key file icon

SmartWare Database Key File

KEY file is a SmartWare Database Key File. SmartWare is a programming platform. SmartWare also includes a word processor, spreadsheet, and communication modules.
Category: Data files
Application: SmartWare
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
SmartWare Project Backup
SmartWare Worksheet Backup
SmartWare Macro Backup
SmartWare Worksheet Document
SmartWare Report Definition File
SmartWare Business Graph Definition File
SmartWare Text Graph Definition File
SmartWare Scientific Graph Definition File
SmartWare Elevation Graph Definition File
.key
KetuFile Encryption Key Data .key file icon

KetuFile Encryption Key Data

KEY file is a KetuFile Encryption Key Data. KetuFile (Kryptographic Encoding and Transfer Utility) is a file encryption program. You can use KetuFile to encrypt any file on a Windows PC, such as word processor files, spreadsheets, images, etc.
Detailed description not available
Category: Data files
Application: KetuFile
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
KetuFile Encrypted Data
.key
ArcInfo Geocoding ODB Matching Keys Data .key file icon

ArcInfo Geocoding ODB Matching Keys Data

KEY file is an ArcInfo Geocoding ODB Matching Keys Data. ArcInfo is a complete and extensible geographic information system.
Detailed description not available
Category: Data files
Application: ESRI ArcInfo
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
ArcInfo Binary Coverage
ArcInfo Band Interleaved by Line Image
ArcInfo Band Interleaved by Line Image
ArcInfo Band Sequential Image
ArcInfo ASCII Export
Geography Markup Language Document
MapInfo Table Document
FME Document
FME Feature Store

Other types of files may also use the .key file extension. If you have helpful information about .key extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Engine Yard Project Configuration
Leylines Game Data
Kieler Editor for Graphs Model
Kermeta Emitter Template
Krypter Encrypted Data
Keepaway Framework Learning Curve Data
Kye Level Data

The .key filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

ey (1), kye (1), kry (1), keg (1), ley (1), kwy (1), ket (1)

Can't open a .key file?

If you want to open a .key file on your computer, you just need to have the appropriate program installed. If the .key association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.key

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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