diff --git a/vendor/github.com/jcmturner/gokrb5/v8/crypto/etype/etype.go b/vendor/github.com/jcmturner/gokrb5/v8/crypto/etype/etype.go
new file mode 100644
index 0000000..ab1496d
--- /dev/null
+++ b/vendor/github.com/jcmturner/gokrb5/v8/crypto/etype/etype.go
@@ -0,0 +1,29 @@
+// Package etype provides the Kerberos Encryption Type interface
+package etype
+
+import "hash"
+
+// EType is the interface defining the Encryption Type.
+type EType interface {
+	GetETypeID() int32
+	GetHashID() int32
+	GetKeyByteSize() int
+	GetKeySeedBitLength() int
+	GetDefaultStringToKeyParams() string
+	StringToKey(string, salt, s2kparams string) ([]byte, error)
+	RandomToKey(b []byte) []byte
+	GetHMACBitLength() int
+	GetMessageBlockByteSize() int
+	EncryptData(key, data []byte) ([]byte, []byte, error)
+	EncryptMessage(key, message []byte, usage uint32) ([]byte, []byte, error)
+	DecryptData(key, data []byte) ([]byte, error)
+	DecryptMessage(key, ciphertext []byte, usage uint32) ([]byte, error)
+	GetCypherBlockBitLength() int
+	GetConfounderByteSize() int
+	DeriveKey(protocolKey, usage []byte) ([]byte, error)
+	DeriveRandom(protocolKey, usage []byte) ([]byte, error)
+	VerifyIntegrity(protocolKey, ct, pt []byte, usage uint32) bool
+	GetChecksumHash(protocolKey, data []byte, usage uint32) ([]byte, error)
+	VerifyChecksum(protocolKey, data, chksum []byte, usage uint32) bool
+	GetHashFunc() func() hash.Hash
+}