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.SNK File Extension

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File TypeStrong Name Key File

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CategoryEncoded Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Software key file created by Strong Name Tool (Sn.exe), a cryptographic program included with Microsoft's .NET framework; contains a public key and private key pair; used to digitally sign and authenticate an application.

More Information

The compiler uses the private key in the SNK file along with the assembly's contents to sign the application. A single SNK file may be used by multiple applications developed by the same company.

Programs that open SNK files
Microsoft Strong Name Tool
Microsoft Visual Studio 2015
Updated 12/1/2014

FileInfo - The File Extensions Database

This page contains information about the .SNK extension and its known file associations. Our goal is to help you understand what an SNK file is and how to open it.

The Strong Name Key file type, file format description, and programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and therefore do not publish any information we have not verified.

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