How do i create a rsa private and public key using openssl?
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This is to generate a private/public key pair. openssl can generate various public/private key pairs, here we demonstrate creating an RSA private/public key pair.
Generate a 2048 bit key pair.
$ openssl genpkey -algorithm rsa -out my_private_key.pem -pkeyopt rsa_keygen_bits:2048
Extract the public key from the private key.
$ openssl rsa -pubout -in my_private_key.pem -out my_public_key.pem
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