REQ File Extension

REQ file icon
SSL Certificate Request Format
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What is REQ file?

REQ extension is used by digital certificate files. REQ stores information that uniquely identifies the initiator of the request, the so called Certificate Signing Request (CSR).

REQ file applications

REQ files are used in the process of cryptographic public key processing, which in turn i uses for indetificatio of users and machines on the internet. The purpose od digital certificates is authentication of given entity online to assure peers that the entity is trustworthy and to guarantee security.? Digital certificates guarantees secure internet communication thanks to public key infrastructure (PKI) that manages certificate distibution.

How to obtain a digital certificate

REQ file, which contains a Certificate Signing Requrest (CSR), is needed in order to obtain a digital certificate. The REQ file is than sent to certificat authority, which processes the requrest and grants user the digital certificate.

Programs that support REQ file

Windows Windows
Linux Linux

We hope we helped you solve the problem with the REQ 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 secure setup version of the required application.

What else may cause problems?

There can be more reasons which determine that you are not able to open the REQ file (apart from the lack of the proper application installed).

First - the REQ file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the REQ file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the REQ file should be solved.

Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the REQ file has not been completed and it cannot be opened properly).

Do you want to help?

If you have additional information about the REQ file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on REQ file.

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