CSR File Extension

File Type

Certificate Signing Request Format




Web Files





Basic information about the CSR file

Files with the CSR extension are found in 3 operating systems which include Linux, Mac OS, Windows. CSR files are most often associated with the OpenSSL program. The developer of this program is . The Microsoft IIS programs are also compatible with CSR files and can be used to open them.

CSR files fall under the Web Files category. Files of a different type with the extension CSR can be encountered on various operating systems, and their number is 303. Certificate Signing Request Format is a file whose format was originally developed for the OpenSSL application by N/A. Modification or reading of files with the name Certificate Signing Request Format in many cases is done in the OpenSSL program. CSR detailed description

Tools that you can use to work with CSR files

CSR File Extension

What is a(n) CSR file??

In computing, a Certificate Signing Request File or CSR file is the payload sent by an application such as a web browser or mail client when it needs to obtain a certificate. The CSR file is sent to the Certificate Authority (CA) and the CA generates the necessary private key on its server-side system and then signs it with their own public key before returning it back to the requester. It can also be used for SSL certificates.

CSR File Tools

What tools are we dealing with?

We present some basic free online tools that work with CSR. They will help you use your CSR file in the way you want. You will be able to open, preview, edit or convert your CSR file.

CSR File Opener

One of the most used tools is CSR opener. Here you will find a way to open your unknown CSR file. Opening the CSR file allows you not only to view its contents, but also to perform various processes and changes to the file.

CSR File Viewer

CSR Viewer is a type of tool that will allow you to preview the content of a CSR file online, without installing any specialized software. Just go to the link provided and select your file. Next, our system will try to view the contents of the CSR file.

CSR File Converter

You can always try to convert the CSR file if you have problems with any operations. Converting the CSR file will give you more options for editing the data in the file.

CSR File Editor

CSR editor allows you to edit the data contained in the file. It may happen that you will not have the full edit option and you will need to install software dedicated to making changes to the CSR file. Go to our editor to learn more about editing the CSR file.



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