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Basic information about CRL file

When there is a problem with opening files with the file extension CRL（*.CRL or *.crl）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the CRL file yourself.

There are 1 file types using the CRL file extension in our database. In the further part of this page, you will find detail information about all the CRL file with their brief description and a list of programs that support CRL file sorted by operating systems. The table below provides useful information about the CRL file extension. It answers questions such as:
  • What is the CRL file?
  • How to open a CRL file?
  • What programs do I need to open a CRL file?
  • What programs help to create and edit a CRL file?
  • How to convert CRL files to another file format?
  • How to convert another files to CRL file format?


1.Detail information about CRL file extension: Certificate Revocation List File

File type Certificate Revocation List File Category Web Files
Developer N/A File format N/A
Description CRL file is a Certificate Revocation List File. Data file typically used by Web servers and encryption software; contains a blacklist of revoked digital certificates; stores information about the certificates, such as the issuer and the revocation date; enables security administrators to block untrusted entities.
Software programs that will open, edit or convert CRL files

Windows		 Microsoft IIS
Citrix NetScaler
OpenSSL

macOS		 Globus Toolkit
OpenSSL

Linux		 Citrix NetScaler
Globus Toolkit
OpenSSL



Can't open a CRL file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.CRL”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the CRL extension without any issue.


Where I can download the application that support CRL file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How 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.


Can I change the extension of CRL files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a CRL file?

The reasons for the lack of the ability to open a CRL file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a CRL file. If there is still something wrong, you might want to check:

  • Whether the CRL file is damaged.
  • Whether the CRL file is incorrectly linked in the registry entries.
  • Whether the CRL file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the CRL file format is incompletely.
  • Whether the CRL file is infected.
  • Whether the drivers of the equipment used for opening a CRL file are up to date.
  • Whether your computer has enough hardware resources to open a CRL file.

If the CRL file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.