Converting a certificate from DER to PEM or PEM to DER

openssl x509 –in input.pem –inform PEM -out output.der –outform DER openssl x509 –in input.der –inform DER -out output.pem –outform PEM

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Creating a certificate for a server

Creating a server certificate involves only a few steps. To do so, execute the following commands. This post assumes that “OpenSSL initial configuration” and “Creating a ca’s self signed certificate”

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Creating a ca’s self signed certificate

In order to create your own certificates, you need a CA (certificate authority) certificate. This certificate will be used to sign every certificate you will create. To do so, execute

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