A csr file extension is related to certificate signing request file format developed by OpenSSL.

There are 2 other file types using
the CSR file extension!

empty icon.csr - Fast SMS Set SMS Relay configuration

empty icon.csr - Cardinal spline representational data

Detailed description

Software that open csr file

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CSR file extension - Certificate signing request

What is csr file? How to open csr files?

File type specification:

Internet related file type icon Internet related file type

The csr file extension is associated with the Certificate signing request service used to sign certificates developed by OpenSSL Project.

The csr file contains certificate signing request encrypted data and digital signs.

The default software associated to open csr file:

OpenSSL  Multiplatform software

OpenSSL is toolkit used for implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols.

Help how to open:

Use compatible tools to work with *.csr files.

How to convert:

As far as we know, this .csr file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

Related links:

OpenSSL Project website

List of software applications associated to the .csr file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open csr file, edit csr file, convert csr file, view csr file, play csr file etc. (if exist software for corresponding action in File-Extensions.org's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting csr files.

Software that open csr file - Certificate signing request

Programs supporting the exension csr on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open csr file action.


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