Imports gopkg.in/jcmturner/gokrb5.v1/crypto/common golang.org/x/crypto/pbkdf2 gopkg.in/jcmturner/aescts.v1 gopkg.in/jcmturner/gokrb5.v1/crypto/etype gopkg.in/jcmturner/gokrb5.v1/iana/etypeID Standard library imports crypto/rand encoding/binary encoding/hex errors fmt crypto/hmac crypto/aes