diff --git a/res/xml/wifi_network_details_fragment2.xml b/res/xml/wifi_network_details_fragment2.xml
index 518b65d..da4ea5a 100644
--- a/res/xml/wifi_network_details_fragment2.xml
+++ b/res/xml/wifi_network_details_fragment2.xml
@@ -35,6 +35,11 @@
         android:icon="@drawable/ic_info_outline_24dp"
         android:selectable="false"/>
 
+    <com.android.settingslib.widget.BannerMessagePreference
+        android:key="wep_less_secure_warning"
+        android:title="@string/wep_network_less_secure_warning_title"
+        settings:controller="com.android.settings.wifi.WepLessSecureWarningController"/>
+
     <!-- Buttons -->
     <com.android.settingslib.widget.ActionButtonsPreference
         android:key="buttons"
diff --git a/src/com/android/settings/wifi/WepLessSecureWarningController.kt b/src/com/android/settings/wifi/WepLessSecureWarningController.kt
new file mode 100644
index 0000000..8eba199
--- /dev/null
+++ b/src/com/android/settings/wifi/WepLessSecureWarningController.kt
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi
+
+import android.content.Context
+import com.android.settings.core.BasePreferenceController
+import com.android.wifitrackerlib.WifiEntry
+
+class WepLessSecureWarningController (context: Context, preferenceKey: String) :
+        BasePreferenceController(context, preferenceKey) {
+
+    private var availabilityStatus: Int = CONDITIONALLY_UNAVAILABLE
+
+    override fun getAvailabilityStatus(): Int = availabilityStatus
+
+    fun setWifiEntry(entry: WifiEntry) {
+        availabilityStatus = when(entry.securityTypes.contains(WifiEntry.SECURITY_WEP)) {
+            true -> AVAILABLE
+            else -> CONDITIONALLY_UNAVAILABLE
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/com/android/settings/wifi/details/WifiNetworkDetailsFragment.java b/src/com/android/settings/wifi/details/WifiNetworkDetailsFragment.java
index eb0b40a..3ec5bb2 100644
--- a/src/com/android/settings/wifi/details/WifiNetworkDetailsFragment.java
+++ b/src/com/android/settings/wifi/details/WifiNetworkDetailsFragment.java
@@ -51,6 +51,7 @@
 import com.android.settings.dashboard.RestrictedDashboardFragment;
 import com.android.settings.network.telephony.MobileNetworkUtils;
 import com.android.settings.overlay.FeatureFactory;
+import com.android.settings.wifi.WepLessSecureWarningController;
 import com.android.settings.wifi.WifiConfigUiBase2;
 import com.android.settings.wifi.WifiDialog2;
 import com.android.settings.wifi.WifiUtils;
@@ -132,6 +133,8 @@
                 .setWifiEntry(mNetworkDetailsTracker.getWifiEntry());
         use(ServerNamePreferenceController.class)
                 .setWifiEntry(mNetworkDetailsTracker.getWifiEntry());
+        use(WepLessSecureWarningController.class)
+                .setWifiEntry(mNetworkDetailsTracker.getWifiEntry());
     }
 
     @Override
diff --git a/tests/unit/src/com/android/settings/wifi/WepLessSecureWarningControllerTest.kt b/tests/unit/src/com/android/settings/wifi/WepLessSecureWarningControllerTest.kt
new file mode 100644
index 0000000..008539d
--- /dev/null
+++ b/tests/unit/src/com/android/settings/wifi/WepLessSecureWarningControllerTest.kt
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi
+
+import android.content.Context
+import androidx.test.core.app.ApplicationProvider
+import com.android.settings.core.BasePreferenceController.AVAILABLE
+import com.android.settings.core.BasePreferenceController.CONDITIONALLY_UNAVAILABLE
+import com.android.wifitrackerlib.WifiEntry
+import com.google.common.truth.Truth.assertThat
+import org.junit.Rule
+import org.junit.Test
+import org.mockito.Mock
+import org.mockito.Spy
+import org.mockito.junit.MockitoJUnit
+import org.mockito.junit.MockitoRule
+import org.mockito.Mockito.`when` as whenever
+
+class WepLessSecureWarningControllerTest {
+    @get:Rule
+    val mockito: MockitoRule = MockitoJUnit.rule()
+    @Spy
+    private val context: Context = ApplicationProvider.getApplicationContext()
+    @Mock
+    private lateinit var mockWifiEntry: WifiEntry
+
+    private val controller = WepLessSecureWarningController(context, TEST_KEY)
+
+    @Test
+    fun getAvailabilityStatus_default_conditionallyUnavailable() {
+        assertThat(controller.availabilityStatus).isEqualTo(CONDITIONALLY_UNAVAILABLE)
+    }
+
+    @Test
+    fun getAvailabilityStatus_noWepSecurityType_conditionallyUnavailable() {
+        whenever(mockWifiEntry.securityTypes).thenReturn(listOf(WifiEntry.SECURITY_PSK))
+
+        controller.setWifiEntry(mockWifiEntry)
+
+        assertThat(controller.availabilityStatus).isEqualTo(CONDITIONALLY_UNAVAILABLE)
+    }
+
+    @Test
+    fun getAvailabilityStatus_containsWepSecurityType_available() {
+        whenever(mockWifiEntry.securityTypes).thenReturn(listOf(WifiEntry.SECURITY_WEP))
+
+        controller.setWifiEntry(mockWifiEntry)
+
+        assertThat(controller.availabilityStatus).isEqualTo(AVAILABLE)
+    }
+
+    private companion object {
+        const val TEST_KEY = "test_key"
+    }
+}