Imports github.com/square/certigo/lib github.com/square/certigo/starttls github.com/fatih/color github.com/mattn/go-colorable golang.org/x/crypto/ssh/terminal gopkg.in/alecthomas/kingpin.v2 Standard library imports encoding/pem crypto/tls crypto/x509 encoding/json fmt io io/ioutil os strconv strings