Imports github.com/jcmturner/asn1 gopkg.in/jcmturner/gokrb5.v2/asn1tools gopkg.in/jcmturner/gokrb5.v2/iana gopkg.in/jcmturner/gokrb5.v2/iana/asnAppTag gopkg.in/jcmturner/gokrb5.v2/iana/patype Standard library imports bytes crypto/rand fmt math math/big net strings time