diff --git a/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBPriv.go b/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBPriv.go
new file mode 100644
index 0000000..ebc5d3d
--- /dev/null
+++ b/vendor/gopkg.in/jcmturner/gokrb5.v7/messages/KRBPriv.go
@@ -0,0 +1,108 @@
+package messages
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/jcmturner/gofork/encoding/asn1"
+	"gopkg.in/jcmturner/gokrb5.v7/asn1tools"
+	"gopkg.in/jcmturner/gokrb5.v7/crypto"
+	"gopkg.in/jcmturner/gokrb5.v7/iana"
+	"gopkg.in/jcmturner/gokrb5.v7/iana/asnAppTag"
+	"gopkg.in/jcmturner/gokrb5.v7/iana/keyusage"
+	"gopkg.in/jcmturner/gokrb5.v7/iana/msgtype"
+	"gopkg.in/jcmturner/gokrb5.v7/krberror"
+	"gopkg.in/jcmturner/gokrb5.v7/types"
+)
+
+// KRBPriv implements RFC 4120 type: https://tools.ietf.org/html/rfc4120#section-5.7.1.
+type KRBPriv struct {
+	PVNO             int                 `asn1:"explicit,tag:0"`
+	MsgType          int                 `asn1:"explicit,tag:1"`
+	EncPart          types.EncryptedData `asn1:"explicit,tag:3"`
+	DecryptedEncPart EncKrbPrivPart      `asn1:"optional,omitempty"` // Not part of ASN1 bytes so marked as optional so unmarshalling works
+}
+
+// EncKrbPrivPart is the encrypted part of KRB_PRIV.
+type EncKrbPrivPart struct {
+	UserData       []byte            `asn1:"explicit,tag:0"`
+	Timestamp      time.Time         `asn1:"generalized,optional,explicit,tag:1"`
+	Usec           int               `asn1:"optional,explicit,tag:2"`
+	SequenceNumber int64             `asn1:"optional,explicit,tag:3"`
+	SAddress       types.HostAddress `asn1:"explicit,tag:4"`
+	RAddress       types.HostAddress `asn1:"optional,explicit,tag:5"`
+}
+
+// NewKRBPriv returns a new KRBPriv type.
+func NewKRBPriv(part EncKrbPrivPart) KRBPriv {
+	return KRBPriv{
+		PVNO:             iana.PVNO,
+		MsgType:          msgtype.KRB_PRIV,
+		DecryptedEncPart: part,
+	}
+}
+
+// Unmarshal bytes b into the KRBPriv struct.
+func (k *KRBPriv) Unmarshal(b []byte) error {
+	_, err := asn1.UnmarshalWithParams(b, k, fmt.Sprintf("application,explicit,tag:%v", asnAppTag.KRBPriv))
+	if err != nil {
+		return processUnmarshalReplyError(b, err)
+	}
+	expectedMsgType := msgtype.KRB_PRIV
+	if k.MsgType != expectedMsgType {
+		return krberror.NewErrorf(krberror.KRBMsgError, "message ID does not indicate a KRB_PRIV. Expected: %v; Actual: %v", expectedMsgType, k.MsgType)
+	}
+	return nil
+}
+
+// Unmarshal bytes b into the EncKrbPrivPart struct.
+func (k *EncKrbPrivPart) Unmarshal(b []byte) error {
+	_, err := asn1.UnmarshalWithParams(b, k, fmt.Sprintf("application,explicit,tag:%v", asnAppTag.EncKrbPrivPart))
+	if err != nil {
+		return krberror.Errorf(err, krberror.EncodingError, "KRB_PRIV unmarshal error")
+	}
+	return nil
+}
+
+// Marshal the KRBPriv.
+func (k *KRBPriv) Marshal() ([]byte, error) {
+	tk := KRBPriv{
+		PVNO:    k.PVNO,
+		MsgType: k.MsgType,
+		EncPart: k.EncPart,
+	}
+	b, err := asn1.Marshal(tk)
+	if err != nil {
+		return []byte{}, err
+	}
+	b = asn1tools.AddASNAppTag(b, asnAppTag.KRBPriv)
+	return b, nil
+}
+
+// EncryptEncPart encrypts the DecryptedEncPart within the KRBPriv.
+// Use to prepare for marshaling.
+func (k *KRBPriv) EncryptEncPart(key types.EncryptionKey) error {
+	b, err := asn1.Marshal(k.DecryptedEncPart)
+	if err != nil {
+		return err
+	}
+	b = asn1tools.AddASNAppTag(b, asnAppTag.EncKrbPrivPart)
+	k.EncPart, err = crypto.GetEncryptedData(b, key, keyusage.KRB_PRIV_ENCPART, 1)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// DecryptEncPart decrypts the encrypted part of the KRBPriv message.
+func (k *KRBPriv) DecryptEncPart(key types.EncryptionKey) error {
+	b, err := crypto.DecryptEncPart(k.EncPart, key, keyusage.KRB_PRIV_ENCPART)
+	if err != nil {
+		return fmt.Errorf("error decrypting KRBPriv EncPart: %v", err)
+	}
+	err = k.DecryptedEncPart.Unmarshal(b)
+	if err != nil {
+		return fmt.Errorf("error unmarshaling encrypted part: %v", err)
+	}
+	return nil
+}