$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 19.04 Release: 19.04 Codename: disco $ openssl -

$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 19.04 Release: 19.04 Codename: disco $ openssl --help Invalid command '--help'; type "help" for a list. $ openssl help 2>&1 | head -n 3 Standard commands asn1parse ca ciphers cms crl crl2pkcs7 dgst dhparam $ openssl help asn1parse Usage: asn1parse [options] Valid options are: -help Display this summary -inform PEM|DER input format - one of DER PEM -in infile input file -out outfile output file (output format is always DER) -i indents the output $ openssl genrsa -out foo.pem Generating RSA private key, 2048 bit long modulus (2 primes) ......................................................+++++ .......................+++++ e is 65537 (0x010001)