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

Details of extension .crl

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

Below, you can find answers to the following questions:

  • What is the .crl file?
  • Which program can create the .crl file?
  • Where can you find a description of the .crl format?
  • What can convert .crl files to a different format?
  • Which MIME-type is associated with the .crl extension?
Certificate Revocation List .crl file icon

Certificate Revocation List

CRL file is a Certificate Revocation List. A CRL is a list that is maintained by a Certificate Authority (CA) and records the serial numbers of certificates that have been revoked.
Category: Data files
Application: Microsoft IIS
Program name: -
Mime-type: application/pkix-crl
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Certificate File
Key Database File
PKCS #12 Data File
PKCS #7 Encrypted Message
Microsoft Serialized Certificate Store
PKCS7 Signature
PGP Security Signature/Key
GnuPG Signature/Key

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Common Data Form Language File
MODTRAN Cooling Rate Data
Excellon Drill File
Lisp Source Code
RAD Studio CodeGuard Log
AquaCrop Crop Data
SmartWare Resource Library
Lumena Cell Information
GE Medical CRI Image

The .crl filename extension is often given incorrectly!

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

rl (1), cdl (1), frl (1), ctl (1), cro (1), crk (1), cr1 (1), clr (1), cgl (1), srl (1), cel (1), rcl (1), drl (1), crp (1), crm (1)

Can't open a .crl file?

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

Windows can't open this file:

File: example.crl

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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