File Type : DER Encoded X509 Certificate
Compatible with (Win10, Win8, Win7, Vista and WinXP)
You'll need a new app to open this .DER file
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Digital certificate file created in the Distinguished Encoding Rules (DER) format; contains a binary representation of the certificate; commonly used for storing X.509 certificates in public cryptography.
All standard Web browsers recognize digital certificates provided by secure websites.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.
Software that can be used to open DERfiles: