diff --git a/src/entities/home/ui/auth-reguster.tsx b/src/entities/home/ui/auth-reguster.tsx
index b33e159..eaeeb9a 100644
--- a/src/entities/home/ui/auth-reguster.tsx
+++ b/src/entities/home/ui/auth-reguster.tsx
@@ -1,19 +1,21 @@
 import { IMAGE_ROOT } from '@/shared/constants/common';
-import { useNavigate } from '@/shared/lib/hooks/use-navigate';
 import { AuthRegisterProps } from '../model/types';
 import { motion } from 'framer-motion';
+import { useAppBridge } from '@/hooks/useAppBridge';
 
 export const AuthRegister = ({
   setAuthRegisterOn,
   authRegisterOn,
 }: AuthRegisterProps) => {
-  const { navigate } = useNavigate();
+  const { registerBiometric, closeBiometricRegistrationPopup } = useAppBridge();
 
   const onClickToClose = () => {
+    closeBiometricRegistrationPopup();
     setAuthRegisterOn(false);
   };
   const onClickToRegister = () => {
-    // register
+    registerBiometric();
+    setAuthRegisterOn(false);
   };
   
   const variants = {
diff --git a/src/hooks/useAppBridge.tsx b/src/hooks/useAppBridge.tsx
index be02f8b..68097de 100644
--- a/src/hooks/useAppBridge.tsx
+++ b/src/hooks/useAppBridge.tsx
@@ -1,6 +1,6 @@
 import { useState, useEffect, useCallback } from 'react';
 import { appBridge } from '@/utils/appBridge';
-import { DeviceInfo, LocationInfo, ContactInfo, ShareContent } from '@/types';
+import { DeviceInfo, ShareContent } from '@/types';
 
 interface UseAppBridgeReturn {
   isNativeEnvironment: boolean;
@@ -37,6 +37,14 @@ interface UseAppBridgeReturn {
   */
   // 공유
   shareContent: (content: ShareContent) => Promise<void>;
+
+  // 간편 인증 등록
+  registerBiometric: () => Promise<void>;
+
+  // 간편 인증 등록 팝업 열기
+  openBiometricRegistrationPopup: () => Promise<boolean>;
+  // 간편 인증 등록 팝업 닫기
+  closeBiometricRegistrationPopup: () => Promise<void>;
 }
 
 export const useAppBridge = (): UseAppBridgeReturn => {
@@ -149,6 +157,28 @@ export const useAppBridge = (): UseAppBridgeReturn => {
     return appBridge.safeCall(() => appBridge.removeStorage(key));
   }, [isNativeEnvironment]);
 
+  const registerBiometric = useCallback(async (): Promise<void> => {
+    if (!isNativeEnvironment) {
+      throw new Error('Biometric auth is only available in native environment');
+    }
+    return appBridge.safeCall(() => appBridge.registerBiometric());
+  }, [isNativeEnvironment]);
+
+  const openBiometricRegistrationPopup = useCallback(async (): Promise<boolean> => {
+    if (!isNativeEnvironment) {
+      return false;
+    }
+    const result = await appBridge.safeCall(() => appBridge.openBiometricRegistrationPopup(), false);
+    return result || false;
+  }, [isNativeEnvironment]);
+
+  const closeBiometricRegistrationPopup = useCallback(async (): Promise<void> => {
+    if (!isNativeEnvironment) {
+      return;
+    }
+    return appBridge.safeCall(() => appBridge.closeBiometricRegistrationPopup());
+  }, [isNativeEnvironment]);
+
   /*
   const openCamera = useCallback(async (
     options?: { quality?: number; allowEdit?: boolean }
@@ -265,6 +295,9 @@ export const useAppBridge = (): UseAppBridgeReturn => {
     getLocation,
     getContacts,
     */
-    shareContent
+    shareContent,
+    registerBiometric,
+    openBiometricRegistrationPopup,
+    closeBiometricRegistrationPopup
   };
 }; 
\ No newline at end of file
diff --git a/src/pages/home/home-page.tsx b/src/pages/home/home-page.tsx
index d266036..9181c65 100644
--- a/src/pages/home/home-page.tsx
+++ b/src/pages/home/home-page.tsx
@@ -9,6 +9,7 @@ import { FooterItemActiveKey } from '@/entities/common/model/types';
 import { useStore } from '@/shared/model/store';
 import { StorageKeys } from '@/shared/constants/local-storage';
 import { setLocalStorage, getLocalStorage } from '@/shared/lib/web-view-bridge';
+import { useAppBridge } from '@/hooks/useAppBridge';
 
 import { HeaderType } from '@/entities/common/model/types';
 import { 
@@ -20,7 +21,7 @@ import {
 
 export const HomePage = () => {
   const { callLogin } = useUserInfo();
-
+  const { openBiometricRegistrationPopup } = useAppBridge();
   useSetHeaderTitle('');
   useSetHeaderType(HeaderType.Home);
   useSetFooterMode(true);
@@ -85,7 +86,11 @@ export const HomePage = () => {
     setBottomBannerOn(sw);
   };
   const checkAuthRegisterOpen = () => {
-    setAuthRegisterOn(true);
+    openBiometricRegistrationPopup().then((isOpen) => {
+      if(isOpen){
+        setAuthRegisterOn(true);
+      }
+    });
   };
   
   
@@ -105,7 +110,6 @@ export const HomePage = () => {
         }, 500)
       }
     }
-    
   };
 
   /*useLoginMutation
diff --git a/src/types/bridge.ts b/src/types/bridge.ts
index 9fdcaee..390029d 100644
--- a/src/types/bridge.ts
+++ b/src/types/bridge.ts
@@ -51,6 +51,10 @@ export enum BridgeMessageType {
   // 인증
   LOGIN = 'login',
   LOGOUT = 'logout',
+  REGISTER_BIOMETRIC = 'registerBiometric',
+
+  OPEN_BIOMETRIC_REGISTRATION_POPUP = 'openBiometricRegistrationPopup',
+  CLOSE_BIOMETRIC_REGISTRATION_POPUP = 'closeBiometricRegistrationPopup',
   
   // 언어 설정
   SET_LANGUAGE = 'setLanguage',
diff --git a/src/utils/appBridge.ts b/src/utils/appBridge.ts
index d335caf..04cbaeb 100644
--- a/src/utils/appBridge.ts
+++ b/src/utils/appBridge.ts
@@ -163,10 +163,26 @@ class AppBridge {
     return this.sendMessage(BridgeMessageType.LOGIN, credentials);
   }
 
+  // 로그아웃 요청
   async logout(): Promise<void> {
     return this.sendMessage(BridgeMessageType.LOGOUT);
   }
 
+  // 간편 인증 등록 요청
+  async registerBiometric(): Promise<void> {
+    return this.sendMessage(BridgeMessageType.REGISTER_BIOMETRIC);
+  }
+
+  // 간편 인증 등록 팝업 열기
+  async openBiometricRegistrationPopup(): Promise<boolean> {
+    return this.sendMessage(BridgeMessageType.OPEN_BIOMETRIC_REGISTRATION_POPUP);
+  }
+
+  // 간편 인증 등록 팝업 닫기
+  async closeBiometricRegistrationPopup(): Promise<void> {
+    return this.sendMessage(BridgeMessageType.CLOSE_BIOMETRIC_REGISTRATION_POPUP);
+  }
+
   // 언어 설정
   async setLanguage(language: string): Promise<void> {
     return this.sendMessage(BridgeMessageType.SET_LANGUAGE, { language });