5 files changed, 21 insertions, 4 deletions
diff --git a/src/cryptography/exceptions.py b/src/cryptography/exceptions.py
index 102165c7..a4292eb8 100644
--- a/src/cryptography/exceptions.py
+++ b/src/cryptography/exceptions.py
@@ -6,6 +6,9 @@ from __future__ import absolute_import, division, print_function
 
 from enum import Enum
 
+from cryptography import utils
+from cryptography.hazmat.primitives import twofactor
+
 
 class _Reasons(Enum):
     BACKEND_MISSING_INTERFACE = 0
@@ -53,5 +56,12 @@ class InvalidKey(Exception):
     pass
 
 
-class InvalidToken(Exception):
-    pass
+InvalidToken = utils.deprecated(
+    twofactor.InvalidToken,
+    __name__,
+    (
+        "The InvalidToken exception has moved to the "
+        "cryptography.hazmat.primitives.twofactor module"
+    ),
+    utils.DeprecatedIn09
+)
diff --git a/src/cryptography/hazmat/primitives/twofactor/__init__.py b/src/cryptography/hazmat/primitives/twofactor/__init__.py
index 4b540884..e71f9e67 100644
--- a/src/cryptography/hazmat/primitives/twofactor/__init__.py
+++ b/src/cryptography/hazmat/primitives/twofactor/__init__.py
@@ -3,3 +3,7 @@
 # for complete details.
 
 from __future__ import absolute_import, division, print_function
+
+
+class InvalidToken(Exception):
+    pass
diff --git a/src/cryptography/hazmat/primitives/twofactor/hotp.py b/src/cryptography/hazmat/primitives/twofactor/hotp.py
index 1dac920f..ba228b40 100644
--- a/src/cryptography/hazmat/primitives/twofactor/hotp.py
+++ b/src/cryptography/hazmat/primitives/twofactor/hotp.py
@@ -9,11 +9,12 @@ import struct
 import six
 
 from cryptography.exceptions import (
-    InvalidToken, UnsupportedAlgorithm, _Reasons
+    UnsupportedAlgorithm, _Reasons
 )
 from cryptography.hazmat.backends.interfaces import HMACBackend
 from cryptography.hazmat.primitives import constant_time, hmac
 from cryptography.hazmat.primitives.hashes import SHA1, SHA256, SHA512
+from cryptography.hazmat.primitives.twofactor import InvalidToken
 
 
 class HOTP(object):
diff --git a/src/cryptography/hazmat/primitives/twofactor/totp.py b/src/cryptography/hazmat/primitives/twofactor/totp.py
index 0b04a131..03df9292 100644
--- a/src/cryptography/hazmat/primitives/twofactor/totp.py
+++ b/src/cryptography/hazmat/primitives/twofactor/totp.py
@@ -5,10 +5,11 @@
 from __future__ import absolute_import, division, print_function
 
 from cryptography.exceptions import (
-    InvalidToken, UnsupportedAlgorithm, _Reasons
+    UnsupportedAlgorithm, _Reasons
 )
 from cryptography.hazmat.backends.interfaces import HMACBackend
 from cryptography.hazmat.primitives import constant_time
+from cryptography.hazmat.primitives.twofactor import InvalidToken
 from cryptography.hazmat.primitives.twofactor.hotp import HOTP
 
 
diff --git a/src/cryptography/utils.py b/src/cryptography/utils.py
index 0f8cbb27..445554ec 100644
--- a/src/cryptography/utils.py
+++ b/src/cryptography/utils.py
@@ -11,6 +11,7 @@ import warnings
 
 
 DeprecatedIn08 = DeprecationWarning
+DeprecatedIn09 = PendingDeprecationWarning
 
 
 def read_only_property(name):