Create OpenSSL RSA keypair
Create OpenSSL key pair
create RSA key pair
openssl genrsa -out keypair.pem 1024
extract public key in x.509
openssl rsa -in keypair.pem -pubout -out publickey.crt
extract private key in pkcs8
openssl pkcs8 -topk8 -inform PEM -outform PEM -nocrypt -in keypair.pem -out pkcs8.key