diff --git a/app/components/Views/Settings/ExperimentalSettings/__snapshots__/index.test.tsx.snap b/app/components/Views/Settings/ExperimentalSettings/__snapshots__/index.test.tsx.snap
index 74479e42982..ce70653185c 100644
--- a/app/components/Views/Settings/ExperimentalSettings/__snapshots__/index.test.tsx.snap
+++ b/app/components/Views/Settings/ExperimentalSettings/__snapshots__/index.test.tsx.snap
@@ -98,6 +98,113 @@ Array [
       >
         Security
       </Text>
+      <View
+        style={
+          Object {
+            "marginVertical": 16,
+          }
+        }
+      >
+        <View
+          style={
+            Object {
+              "alignItems": "center",
+              "display": "flex",
+              "flexDirection": "row",
+              "justifyContent": "space-between",
+            }
+          }
+        >
+          <Text
+            accessibilityRole="text"
+            style={
+              Object {
+                "color": "#24272A",
+                "fontFamily": "Euclid Circular B",
+                "fontSize": 16,
+                "fontWeight": "500",
+                "letterSpacing": 0,
+                "lineHeight": 24,
+              }
+            }
+          >
+            Code Lockdown
+          </Text>
+          <RCTSwitch
+            accessibilityRole="switch"
+            onChange={[Function]}
+            onResponderTerminationRequest={[Function]}
+            onStartShouldSetResponder={[Function]}
+            onTintColor="#0376C9"
+            style={
+              Array [
+                Object {
+                  "height": 31,
+                  "width": 51,
+                },
+                Array [
+                  Object {
+                    "alignSelf": "flex-end",
+                  },
+                  Object {
+                    "backgroundColor": "#D6D9DC",
+                    "borderRadius": 16,
+                  },
+                ],
+              ]
+            }
+            tintColor="#D6D9DC"
+            value={false}
+          />
+        </View>
+        <Text
+          accessibilityRole="text"
+          style={
+            Object {
+              "color": "#535A61",
+              "fontFamily": "Euclid Circular B",
+              "fontSize": 14,
+              "fontWeight": "400",
+              "letterSpacing": 0,
+              "lineHeight": 22,
+              "marginTop": 8,
+            }
+          }
+        >
+          This is a test feature that blocks any changes to the app's JavaScript code without permission.
+           
+          <Text
+            accessibilityRole="text"
+            onPress={[Function]}
+            onPressIn={[Function]}
+            onPressOut={[Function]}
+            style={
+              Object {
+                "backgroundColor": "transparent",
+                "color": "#24272A",
+              }
+            }
+            suppressHighlighting={true}
+          >
+            <Text
+              accessibilityRole="text"
+              style={
+                Object {
+                  "color": "#0376C9",
+                  "fontFamily": "Euclid Circular B",
+                  "fontSize": 14,
+                  "fontWeight": "400",
+                  "letterSpacing": 0,
+                  "lineHeight": 22,
+                }
+              }
+            >
+              Learn more
+            </Text>
+          </Text>
+          .
+        </Text>
+      </View>
       <View
         style={
           Object {
@@ -311,6 +418,113 @@ Array [
       >
         Security
       </Text>
+      <View
+        style={
+          Object {
+            "marginVertical": 16,
+          }
+        }
+      >
+        <View
+          style={
+            Object {
+              "alignItems": "center",
+              "display": "flex",
+              "flexDirection": "row",
+              "justifyContent": "space-between",
+            }
+          }
+        >
+          <Text
+            accessibilityRole="text"
+            style={
+              Object {
+                "color": "#24272A",
+                "fontFamily": "Euclid Circular B",
+                "fontSize": 16,
+                "fontWeight": "500",
+                "letterSpacing": 0,
+                "lineHeight": 24,
+              }
+            }
+          >
+            Code Lockdown
+          </Text>
+          <RCTSwitch
+            accessibilityRole="switch"
+            onChange={[Function]}
+            onResponderTerminationRequest={[Function]}
+            onStartShouldSetResponder={[Function]}
+            onTintColor="#0376C9"
+            style={
+              Array [
+                Object {
+                  "height": 31,
+                  "width": 51,
+                },
+                Array [
+                  Object {
+                    "alignSelf": "flex-end",
+                  },
+                  Object {
+                    "backgroundColor": "#D6D9DC",
+                    "borderRadius": 16,
+                  },
+                ],
+              ]
+            }
+            tintColor="#D6D9DC"
+            value={false}
+          />
+        </View>
+        <Text
+          accessibilityRole="text"
+          style={
+            Object {
+              "color": "#535A61",
+              "fontFamily": "Euclid Circular B",
+              "fontSize": 14,
+              "fontWeight": "400",
+              "letterSpacing": 0,
+              "lineHeight": 22,
+              "marginTop": 8,
+            }
+          }
+        >
+          This is a test feature that blocks any changes to the app's JavaScript code without permission.
+           
+          <Text
+            accessibilityRole="text"
+            onPress={[Function]}
+            onPressIn={[Function]}
+            onPressOut={[Function]}
+            style={
+              Object {
+                "backgroundColor": "transparent",
+                "color": "#24272A",
+              }
+            }
+            suppressHighlighting={true}
+          >
+            <Text
+              accessibilityRole="text"
+              style={
+                Object {
+                  "color": "#0376C9",
+                  "fontFamily": "Euclid Circular B",
+                  "fontSize": 14,
+                  "fontWeight": "400",
+                  "letterSpacing": 0,
+                  "lineHeight": 22,
+                }
+              }
+            >
+              Learn more
+            </Text>
+          </Text>
+          .
+        </Text>
+      </View>
       <View
         style={
           Object {
diff --git a/app/components/Views/Settings/ExperimentalSettings/index.tsx b/app/components/Views/Settings/ExperimentalSettings/index.tsx
index 5074c40d734..0a360041535 100644
--- a/app/components/Views/Settings/ExperimentalSettings/index.tsx
+++ b/app/components/Views/Settings/ExperimentalSettings/index.tsx
@@ -1,8 +1,10 @@
-import React, { FC, useCallback, useEffect } from 'react';
-import { ScrollView, Switch, View } from 'react-native';
+import React, { FC, useCallback, useEffect, useState } from 'react';
+import { Linking, ScrollView, Switch, View } from 'react-native';
 
+import { MMKV } from 'react-native-mmkv';
 import { strings } from '../../../../../locales/i18n';
 import Engine from '../../../../core/Engine';
+import { colors as importedColors } from '../../../../styles/common';
 import { useTheme } from '../../../../util/theme';
 import Text, {
   TextVariant,
@@ -24,6 +26,10 @@ import Button, {
   ButtonSize,
   ButtonWidthTypes,
 } from '../../../../component-library/components/Buttons/Button';
+import Device from '../../../../../app/util/device';
+import { SES_URL } from '../../../../../app/constants/urls';
+
+const storage = new MMKV(); // id: mmkv.default
 
 /**
  * Main view for app Experimental Settings
@@ -35,6 +41,15 @@ const ExperimentalSettings = ({ navigation, route }: Props) => {
 
   const securityAlertsEnabled = useSelector(selectIsSecurityAlertsEnabled);
 
+  const [sesEnabled, setSesEnabled] = useState(
+    storage.getBoolean('is-ses-enabled'),
+  );
+
+  const toggleSesEnabled = () => {
+    storage.set('is-ses-enabled', !sesEnabled);
+    setSesEnabled(!sesEnabled);
+  };
+
   const isFullScreenModal = route?.params?.isFullScreenModal;
 
   const theme = useTheme();
@@ -81,6 +96,8 @@ const ExperimentalSettings = ({ navigation, route }: Props) => {
     navigation.navigate('WalletConnectSessionsView');
   }, [navigation]);
 
+  const openSesLink = () => Linking.openURL(SES_URL);
+
   const WalletConnectSettings: FC = () => (
     <>
       <Text color={TextColor.Default} variant={TextVariant.BodyLGMedium}>
@@ -106,13 +123,15 @@ const ExperimentalSettings = ({ navigation, route }: Props) => {
 
   const BlockaidSettings: FC = () => (
     <>
-      <Text
-        color={TextColor.Default}
-        variant={TextVariant.HeadingLG}
-        style={styles.heading}
-      >
-        {strings('app_settings.security_heading')}
-      </Text>
+      {Device.isAndroid() && (
+        <Text
+          color={TextColor.Default}
+          variant={TextVariant.HeadingLG}
+          style={styles.heading}
+        >
+          {strings('app_settings.security_heading')}
+        </Text>
+      )}
       <View style={styles.setting}>
         <Text color={TextColor.Default} variant={TextVariant.BodyLGMedium}>
           {strings('experimental_settings.security_alerts')}
@@ -153,9 +172,54 @@ const ExperimentalSettings = ({ navigation, route }: Props) => {
     </>
   );
 
+  const SesSettings: FC = () => (
+    <>
+      <Text
+        color={TextColor.Default}
+        variant={TextVariant.HeadingLG}
+        style={styles.heading}
+      >
+        {strings('app_settings.security_heading')}
+      </Text>
+      <View style={styles.setting}>
+        <View style={styles.switchElement}>
+          <Text color={TextColor.Default} variant={TextVariant.BodyLGMedium}>
+            {strings('app_settings.ses_heading')}
+          </Text>
+          <Switch
+            value={sesEnabled}
+            onValueChange={toggleSesEnabled}
+            trackColor={{
+              true: colors.primary.default,
+              false: colors.border.muted,
+            }}
+            thumbColor={importedColors.white}
+            style={styles.switch}
+            ios_backgroundColor={colors.border.muted}
+          />
+        </View>
+        <Text
+          color={TextColor.Alternative}
+          variant={TextVariant.BodyMD}
+          style={styles.desc}
+        >
+          {strings('app_settings.ses_description')}{' '}
+          <Button
+            variant={ButtonVariants.Link}
+            size={ButtonSize.Auto}
+            onPress={openSesLink}
+            label={strings('app_settings.ses_link')}
+          />
+          .
+        </Text>
+      </View>
+    </>
+  );
+
   return (
     <ScrollView style={styles.wrapper}>
       <WalletConnectSettings />
+      {Device.isIos() && <SesSettings />}
       {isBlockaidFeatureEnabled() && <BlockaidSettings />}
     </ScrollView>
   );
diff --git a/app/constants/urls.ts b/app/constants/urls.ts
index ed8e13d91c8..30d848399a0 100644
--- a/app/constants/urls.ts
+++ b/app/constants/urls.ts
@@ -19,6 +19,10 @@ export const CONNECTING_TO_A_DECEPTIVE_SITE =
 // Policies
 export const CONSENSYS_PRIVACY_POLICY = 'https://consensys.net/privacy-policy/';
 
+// SES
+export const SES_URL =
+  'https://github.com/endojs/endo/blob/master/packages/ses/README.md';
+
 // Keystone
 export const KEYSTONE_SUPPORT = 'https://keyst.one/mmm';
 export const KEYSTONE_LEARN_MORE =
diff --git a/locales/languages/en.json b/locales/languages/en.json
index 0a106fa7638..a4f0387b5b0 100644
--- a/locales/languages/en.json
+++ b/locales/languages/en.json
@@ -759,6 +759,9 @@
     "invalid_password": "Invalid password",
     "invalid_password_message": "The password was not correct. Please try again.",
     "security_heading": "Security",
+    "ses_heading": "Code Lockdown",
+    "ses_description": "This is a test feature that blocks any changes to the app's JavaScript code without permission.",
+    "ses_link": "Learn more",
     "privacy_heading": "Privacy",
     "failed_to_fetch_chain_id": "Could not fetch chain ID. Is your RPC URL correct?",
     "endpoint_returned_different_chain_id": "The endpoint returned a different chain ID: %{chainIdReturned}",
diff --git a/package.json b/package.json
index f5ed5d12e10..b1ed7e41b0f 100644
--- a/package.json
+++ b/package.json
@@ -195,6 +195,7 @@
     "@metamask/post-message-stream": "7.0.0",
     "@metamask/ppom-validator": "0.22.0",
     "@metamask/preferences-controller": "^4.0.0",
+    "@metamask/react-native-button": "^3.0.0",
     "@metamask/scure-bip39": "^2.1.0",
     "@metamask/sdk-communication-layer": "^0.12.0",
     "@metamask/signature-controller": "4.0.1",
@@ -296,7 +297,6 @@
     "react-native-blob-jsi-helper": "^0.3.1",
     "react-native-branch": "^5.6.2",
     "react-native-browser-polyfill": "0.1.2",
-    "@metamask/react-native-button": "^3.0.0",
     "react-native-camera": "^3.36.0",
     "react-native-confetti": "^0.1.0",
     "react-native-confetti-cannon": "^1.5.0",
diff --git a/patches/react-native+0.71.15.patch b/patches/react-native+0.71.15.patch
index 9ed3e02dcfd..331f0abf89d 100644
--- a/patches/react-native+0.71.15.patch
+++ b/patches/react-native+0.71.15.patch
@@ -1,31 +1,15 @@
 diff --git a/node_modules/react-native/Libraries/Core/InitializeCore.js b/node_modules/react-native/Libraries/Core/InitializeCore.js
-index 1379ffd..8b198a9 100644
+index 1379ffd..f2825f5 100644
 --- a/node_modules/react-native/Libraries/Core/InitializeCore.js
 +++ b/node_modules/react-native/Libraries/Core/InitializeCore.js
-@@ -24,26 +24,53 @@
+@@ -24,26 +24,37 @@
  
  'use strict';
  
 +const Platform = require('../Utilities/Platform');
 +
-+const IS_LOCKDOWN_ENABLED = true;
-+
-+if (IS_LOCKDOWN_ENABLED && Platform.OS === 'ios' && !global?.HermesInternal && !__DEV__) {
-+  require('../../../../ses.cjs');
-+  /**
-+   * Without consoleTaming: 'unsafe' causes:
-+   * - Attempting to define property on object that is not extensible.
-+   * Without errorTrapping 'none' causes:
-+   * - TypeError: undefined is not a function (near '...globalThis.process.on...')
-+   * Without unhandledRejectionTrapping 'none' causes:
-+   * - TypeError: globalThis.process.on is not a function. (In 'globalThis.process.on('unhandledRejection', h.unhandledRejectionHandler)', 'globalThis.process.on' is undefined)
-+   * overrideTaming 'severe' is ideal (default override?)
-+   * Nb: global.process is only partially shimmed, which confuses SES
-+   * Nb: All are Unhandled JS Exceptions, since we call lockdown before setUpErrorHandling
-+  */
-+  repairIntrinsics({ errorTaming: 'unsafe', consoleTaming: 'unsafe', errorTrapping: 'none', unhandledRejectionTrapping: 'none', overrideTaming: 'severe', stackFiltering: 'verbose' });
-+  require('reflect-metadata'); // Vetted shim required to fix: https://github.com/LavaMoat/docs/issues/26
-+  hardenIntrinsics();
++if (Platform.OS === 'ios' && !global?.HermesInternal) {
++  require('./setUpSes');
 +}
 +
  const start = Date.now();
@@ -58,6 +42,72 @@ index 1379ffd..8b198a9 100644
  
  const GlobalPerformanceLogger = require('../Utilities/GlobalPerformanceLogger');
  // We could just call GlobalPerformanceLogger.markPoint at the top of the file,
+diff --git a/node_modules/react-native/Libraries/Core/setUpSes.js b/node_modules/react-native/Libraries/Core/setUpSes.js
+new file mode 100644
+index 0000000..6013411
+--- /dev/null
++++ b/node_modules/react-native/Libraries/Core/setUpSes.js
+@@ -0,0 +1,60 @@
++/**
++ * Copyright (c) 2024 MetaMask
++ *
++ * Permission to use, copy, modify, and/or distribute this software for any
++ * purpose with or without fee is hereby granted, provided that the above
++ * copyright notice and this permission notice appear in all copies.
++ * 
++ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
++ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
++ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
++ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
++ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
++ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
++ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
++ *
++ * @flow strict-local
++ * @format
++ */
++
++'use strict';
++
++/**
++ * Set up Hardened JS (SES) via InitializeCore,
++ * provided the given MMKV storage key exists.
++ */
++
++import { MMKV } from 'react-native-mmkv';
++
++const storage = new MMKV(); // id: mmkv.default
++var isSesEnabled = storage.getBoolean('is-ses-enabled');
++
++// Enable SES by default
++if (isSesEnabled === undefined) {
++  isSesEnabled = true;
++  storage.set('is-ses-enabled', true);
++}
++
++/**
++ * SES disabled in debug-mode for now like we do in metamask-extension.
++ * To prevent react-jsx-runtime.development.js obscuring errors.
++ * See: https://github.com/MetaMask/metamask-mobile/issues/7923
++ */
++
++if (isSesEnabled && !__DEV__) {
++  require('../../../../ses.cjs');
++  /**
++   * Without consoleTaming: 'unsafe' causes:
++   * - Attempting to define property on object that is not extensible.
++   * Without errorTrapping 'none' causes:
++   * - TypeError: undefined is not a function (near '...globalThis.process.on...')
++   * Without unhandledRejectionTrapping 'none' causes:
++   * - TypeError: globalThis.process.on is not a function. (In 'globalThis.process.on('unhandledRejection', h.unhandledRejectionHandler)', 'globalThis.process.on' is undefined)
++   * overrideTaming 'severe' is ideal (default override?)
++   * Nb: global.process is only partially shimmed, which confuses SES
++   * Nb: All are Unhandled JS Exceptions, since we call lockdown before setUpErrorHandling
++  */
++  repairIntrinsics({ errorTaming: 'unsafe', consoleTaming: 'unsafe', errorTrapping: 'none', unhandledRejectionTrapping: 'none', overrideTaming: 'severe', stackFiltering: 'verbose' });
++  require('reflect-metadata'); // Vetted shim required to fix: https://github.com/LavaMoat/docs/issues/26
++  hardenIntrinsics();
++}
 diff --git a/node_modules/react-native/ReactAndroid/build.gradle b/node_modules/react-native/ReactAndroid/build.gradle
 index d03f3dd..816f559 100644
 --- a/node_modules/react-native/ReactAndroid/build.gradle
@@ -187,4 +237,4 @@ index 290bd23..20d85e0 100644
 +      }
      }
      return inputConnection;
-   }
+   }
\ No newline at end of file