diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index cad2c21..a07f5af 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -63,6 +63,19 @@ repos:
         args:
           - --select=E9,F63,F7,F82
 
+  - repo: https://github.com/PyCQA/bandit
+    rev: 1.9.4
+    hooks:
+        # Critical mandatory checks from QGIS plugin repository that prevent publishing a new version of the plugin
+        # NOTE: Ruff uses `S` and Bandit `B` prefixes, so both codes must be excluded per line.
+        # Keep in sync with https://github.com/qgis/QGIS-Plugins-Website/blob/master/qgis-app/plugins/management/commands/data/bandit_rules.json
+      - id: bandit
+        args: [
+          "-t", "B102,B103,B105,B106,B107,B201,B202,B301,B302,B304,B305,B306,B307,B312,B321,B323,B401,B402,B412,B413,B501,B502,B503,B505,B506,B507,B601,B602,B604,B605,B609,B610,B611,B612,B613,B701",
+          "-x", "./.venv,./venv,./.cache,./build,./dist",
+          "-r", ".",
+        ]
+
 ci:
   autofix_prs: true
   autoupdate_schedule: quarterly
diff --git a/test/test_gui.py b/test/test_gui.py
index d8ac6e3..f451749 100644
--- a/test/test_gui.py
+++ b/test/test_gui.py
@@ -144,14 +144,14 @@ def test_display_role_value(self):
         self.assertEqual(m.data(idx, QtCore.Qt.ItemDataRole.DisplayRole), "localhost")
 
     def test_password_masked_in_display(self):
-        m = self._make_model(config={"password": "secret"})
+        m = self._make_model(config={"password": "secret"})  # nosec B105
         idx = m.index(0, 1)
         display = m.data(idx, QtCore.Qt.ItemDataRole.DisplayRole)
         self.assertNotEqual(display, "secret")
         self.assertEqual(display, "************")
 
     def test_password_visible_in_edit_role(self):
-        m = self._make_model(config={"password": "secret"})
+        m = self._make_model(config={"password": "secret"})  # nosec B105
         idx = m.index(0, 1)
         self.assertEqual(m.data(idx, QtCore.Qt.ItemDataRole.EditRole), "secret")
 
diff --git a/test/test_lib.py b/test/test_lib.py
index b109b32..73adde4 100644
--- a/test/test_lib.py
+++ b/test/test_lib.py
@@ -79,7 +79,14 @@ def test_service_config(self):
 
         conf = service_config("service_1")
         self.assertEqual(
-            conf, {"host": "host_1", "dbname": "db_1", "port": "1111", "user": "user_1", "password": "pwd_1"}
+            conf,
+            {
+                "host": "host_1",
+                "dbname": "db_1",
+                "port": "1111",
+                "user": "user_1",
+                "password": "pwd_1",  # nosec B105
+            },
         )
 
     def test_write_service_setting(self):
@@ -114,7 +121,14 @@ def test_write_service(self):
         # Overwrite the whole service_3 config using service_2 params
         config_3 = service_config("service_3")
         self.assertEqual(
-            config_3, {"host": "host_3", "dbname": "db_3", "port": "3333", "user": "user_3", "password": "pwd_3"}
+            config_3,
+            {
+                "host": "host_3",
+                "dbname": "db_3",
+                "port": "3333",
+                "user": "user_3",
+                "password": "pwd_3",  # nosec B105
+            },
         )
         config_2 = service_config("service_2")
         write_service("service_3", config_2)
@@ -127,7 +141,13 @@ def test_write_service(self):
         )
 
         # add new service
-        new_srv_settings = {"host": "host_4", "dbname": "db_4", "port": 4444, "user": "user_4", "password": "pwd_4"}
+        new_srv_settings = {
+            "host": "host_4",
+            "dbname": "db_4",
+            "port": 4444,
+            "user": "user_4",
+            "password": "pwd_4",  # nosec B105
+        }
         new_srv = write_service(service_name="service_4", settings=new_srv_settings, create_if_not_found=True)
         self.assertIsInstance(new_srv, dict)
         self.assertIn("service_4", service_names())