.CSR File Overview

File Extension:	CSR
File Type Description:	Certificate Signing Request File
File Type Developer:	Open Source
Primary Associated Software:	OpenSSL
Primary Software Developer:	Open Source

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What is File Extension CSR?

The CSR file extension is a Certificate Signing Request File file developed originally by Microsoft Corporation for Microsoft IIS. Our data shows that CSR files are frequently utilized by PC users in United States and popular on the Windows 10 platform. Statisically, these users are most likely running the Google Chrome internet browser.

Associated Developers and Software

	Microsoft IIS by Microsoft Corporation
	OpenSSL by Open Source

Top CSR User Languages

Top CSR File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Linux

Other File Types Related to CSR Files

Extension	File Type Developer	File Category	File Type Description
.OPUS	Open Source	Audio Files	Opus Audio File
.CSO	Microsoft Corporation	3D Image Files	Compiled Shader Object File
.Z3	Infocom	Game Files	Z-machine Z-code Version 3 File
.PML	Microsoft Corporation	Data Files	Process Monitor Log File
.UMX	Epic Games	Game Files	Unreal Music Package
.GIM	Sony	Raster Image Files	PlayStation Portable Image File
.GMMOD	YoYo Games	3D Image Files	Game Maker 3D Model File
.SAV	Nintendo	Game Files	Saved Game File
.HO	Open Source	Data Files	Knowledge Explorer Knowledge Representation Hierarchy Outline
.WOW	Open Source	Audio Files	Grave Composer Music Module