Mar 30, 2014 · 234 .pem, .cer and .der are all file extensions for files that may contain a X.509 v3 certificate. The .der extension DER is the method of encoding the data that makes up the certificate..
May 19, 2022 · But when I convert it into a DER format with this openssl x509 -in cert.pem -out cert.der -outform DER I get a DER file and when I view it in a text editor I don't get the binary view. Is there a.
