Imports github.com/russellhaering/goxmldsig/types github.com/beevik/etree github.com/jonboulle/clockwork github.com/russellhaering/goxmldsig/etreeutils Standard library imports bytes crypto/rand crypto/tls crypto/x509 encoding/base64 errors math/big regexp sort time crypto/rsa crypto/sha256 crypto fmt crypto/sha1