How to convert CER to DER
Converting a .CER file to .DER lets you open the content in software that prefers the .DER format, though some details may change compared with the original. We are still putting together the list of programs that handle .CER files.
A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.
About these formats
.CER
Security certificate (X.509 .cer)
A CER file is an X.509 digital certificate that binds an identity (a website, server, or publisher) to a public key, signed by a Certificate Authority. On Windows, double-click it to view…
Open .CER details →
.DER
DER encoded internet security certificate file
A .DER file is associated with DER encoded internet security certificate, a web file.
Open .DER details →
