Imports github.com/pkg/errors go.step.sm/crypto/internal/utils go.step.sm/crypto/keyutil go.step.sm/crypto/pemutil go.step.sm/crypto/randutil golang.org/x/crypto/ssh gopkg.in/square/go-jose.v2 gopkg.in/square/go-jose.v2/jwt Standard library imports bytes crypto crypto/ecdsa crypto/ed25519 crypto/elliptic crypto/rsa crypto/sha1 crypto/x509 encoding/base64 encoding/json errors fmt io/ioutil net/http strings time