There are 8 other file types using
the KEY file extension!
.key - iWork Keynote '09 presentation [common]
.key - Microsoft Windows 7 registry key [common]
.key - OS/2 archive key file
.key - ArcView geocoding matching keys
.key - DataCAD custom toolbar file
.key - Keyboard definition file
.key - Avira AntiVir Personal license key
.key - BioWare Infinity and Aurora game engine resource file
KEY file extension - Licence or encrypted security key
What is key file? How to open key files?
File type specification:
The key file extension is frequently used by various programs for files that hold various encrypted data or keys, such as program licenses.
These files are not meant to be opened directly. Programs access them to verify legally purchased licenses and such. For example antivirus programs like Avira or Kaspersky use *.key files to store personal licenses.
Also used for various encrypted files (keys) by security programs.
List of recommended software applications associated to the .key file extension
Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file: like open key file, edit key file, convert key file, view key file, play key file etc. (if exist software for corresponding action in File-Extensions.org's database).
- Others key file
Unspecified and all other actions for computer programs working with key file - Licence or encrypted security key
Click on the software link for more information about Kaspersky Anti-Virus. Kaspersky Anti-Virus uses key file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).