Increased the default PBKDF2 iterations for Django 6.0.

jacobtylerwalls · Jan 15, 2025 · 37373d9 · 37373d9
1 parent 7bc88c3
commit 37373d9
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Showing 3 changed files with 8 additions and 7 deletions.
diff --git a/django/contrib/auth/hashers.py b/django/contrib/auth/hashers.py
@@ -318,7 +318,7 @@ class PBKDF2PasswordHasher(BasePasswordHasher):
     """
 
     algorithm = "pbkdf2_sha256"
-    iterations = 1_000_000
+    iterations = 1_200_000
     digest = hashlib.sha256
 
     def encode(self, password, salt, iterations=None):

diff --git a/docs/releases/6.0.txt b/docs/releases/6.0.txt
@@ -51,7 +51,8 @@ Minor features
 :mod:`django.contrib.auth`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-* ...
+* The default iteration count for the PBKDF2 password hasher is increased from
+  1,000,000 to 1,200,000.
 
 :mod:`django.contrib.contenttypes`
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

diff --git a/tests/auth_tests/test_hashers.py b/tests/auth_tests/test_hashers.py
@@ -84,8 +84,8 @@ def test_pbkdf2(self):
         encoded = make_password("lètmein", "seasalt", "pbkdf2_sha256")
         self.assertEqual(
             encoded,
-            "pbkdf2_sha256$1000000$"
-            "seasalt$r1uLUxoxpP2Ued/qxvmje7UH9PUJBkRrvf9gGPL7Cps=",
+            "pbkdf2_sha256$1200000$"
+            "seasalt$6sTlFi4QohxXLuZigqDIUNX8xG9NxrTmV8+flFQdBqE=",
         )
         self.assertTrue(is_password_usable(encoded))
         self.assertTrue(check_password("lètmein", encoded))
@@ -278,16 +278,16 @@ def test_low_level_pbkdf2(self):
         encoded = hasher.encode("lètmein", "seasalt2")
         self.assertEqual(
             encoded,
-            "pbkdf2_sha256$1000000$"
-            "seasalt2$egbhFghgsJVDo5Tpg/k9ZnfbySKQ1UQnBYXhR97a7sk=",
+            "pbkdf2_sha256$1200000$"
+            "seasalt2$hPlIUc6GqWsws6cZV1K8OuOARm1UrbZ3vLGFoHkH0ZI=",
         )
         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$1000000$seasalt2$3R9hvSAiAy5ARspAFy5GJ/2rjXo="
+            encoded, "pbkdf2_sha1$1200000$seasalt2$RGU4BAy93u+JDPtuMamdllndh+c="
         )
         self.assertTrue(hasher.verify("lètmein", encoded))