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authorTim Graham <timograham@gmail.com>2015-01-16 19:27:10 -0500
committerTim Graham <timograham@gmail.com>2015-01-16 19:27:10 -0500
commitc51258882bbf388f5c4cfc379340097ebe9beda9 (patch)
tree75136e3fb2c5131962ad7f383d6a470faa092d8d
parentd4689034becf3bc519dbddd22f702406c5cbe5b1 (diff)
Increased the default PBKDF2 iterations.
-rw-r--r--django/contrib/auth/hashers.py2
-rw-r--r--django/contrib/auth/tests/test_hashers.py6
-rw-r--r--docs/releases/1.9.txt5
3 files changed, 8 insertions, 5 deletions
diff --git a/django/contrib/auth/hashers.py b/django/contrib/auth/hashers.py
index 9a85ebbbad..44ebf89c36 100644
--- a/django/contrib/auth/hashers.py
+++ b/django/contrib/auth/hashers.py
@@ -226,7 +226,7 @@ class PBKDF2PasswordHasher(BasePasswordHasher):
safely but you must rename the algorithm if you change SHA256.
"""
algorithm = "pbkdf2_sha256"
- iterations = 20000
+ iterations = 24000
digest = hashlib.sha256
def encode(self, password, salt, iterations=None):
diff --git a/django/contrib/auth/tests/test_hashers.py b/django/contrib/auth/tests/test_hashers.py
index 10ab657ae5..e8b6d887b5 100644
--- a/django/contrib/auth/tests/test_hashers.py
+++ b/django/contrib/auth/tests/test_hashers.py
@@ -46,7 +46,7 @@ class TestUtilsHashPass(SimpleTestCase):
def test_pkbdf2(self):
encoded = make_password('lètmein', 'seasalt', 'pbkdf2_sha256')
self.assertEqual(encoded,
- 'pbkdf2_sha256$20000$seasalt$oBSd886ysm3AqYun62DOdin8YcfbU1z9cksZSuLP9r0=')
+ 'pbkdf2_sha256$24000$seasalt$V9DfCAVoweeLwxC/L2mb+7swhzF0XYdyQMqmusZqiTc=')
self.assertTrue(is_password_usable(encoded))
self.assertTrue(check_password('lètmein', encoded))
self.assertFalse(check_password('lètmeinz', encoded))
@@ -210,14 +210,14 @@ class TestUtilsHashPass(SimpleTestCase):
hasher = PBKDF2PasswordHasher()
encoded = hasher.encode('lètmein', 'seasalt2')
self.assertEqual(encoded,
- 'pbkdf2_sha256$20000$seasalt2$Flpve/uAcyo6+IFI6YAhjeABGPVbRQjzHDxRhqxewgw=')
+ 'pbkdf2_sha256$24000$seasalt2$TUDkfilKHVC7BkaKSZgIKhm0aTtXlmcw/5C1FeS/DPk=')
self.assertTrue(hasher.verify('lètmein', encoded))
def test_low_level_pbkdf2_sha1(self):
hasher = PBKDF2SHA1PasswordHasher()
encoded = hasher.encode('lètmein', 'seasalt2')
self.assertEqual(encoded,
- 'pbkdf2_sha1$20000$seasalt2$pJt86NmjAweBY1StBvxCu7l1o9o=')
+ 'pbkdf2_sha1$24000$seasalt2$L37ETdd9trqrsJDwapU3P+2Edhg=')
self.assertTrue(hasher.verify('lètmein', encoded))
def test_upgrade(self):
diff --git a/docs/releases/1.9.txt b/docs/releases/1.9.txt
index f408e4987f..80ad57c053 100644
--- a/docs/releases/1.9.txt
+++ b/docs/releases/1.9.txt
@@ -38,7 +38,10 @@ Minor features
:mod:`django.contrib.auth`
^^^^^^^^^^^^^^^^^^^^^^^^^^
-* ...
+* The default iteration count for the PBKDF2 password hasher has been increased
+ by 20%. This backwards compatible change will not affect users who have
+ subclassed ``django.contrib.auth.hashers.PBKDF2PasswordHasher`` to change the
+ default value.
:mod:`django.contrib.gis`
^^^^^^^^^^^^^^^^^^^^^^^^^^