diff --git a/src/assets/js/utils/encrypt.js b/src/assets/js/utils/encrypt.js
index 9245931..2bff1e3 100644
--- a/src/assets/js/utils/encrypt.js
+++ b/src/assets/js/utils/encrypt.js
@@ -88,7 +88,6 @@ export function encrypt(data) {
   try {
     const plaintext = typeof data === 'string' ? data : JSON.stringify(data)
     var publicKeyHex = parseSM2PublicKey(derPublicKeyHex)
-    var a = sessionStorage.getItem('derPublicKeyHex')
     publicKeyHex = publicKeyHex.startsWith('04')
       ? publicKeyHex
       : '04' + publicKeyHex
@@ -162,7 +161,7 @@ export function fetchPublicKey() {
   getPublicKeyHex()
     .then(res => {
       if (res.success) {
-        sessionStorage.setItem('cachedRawPublicKey', res.content.content)
+        sessionStorage.setItem('derPublicKeyHex', res.content.content)
       }
     })
     .catch(err => {
@@ -175,7 +174,7 @@ export function fetchPrivateKey() {
   getPrivateKeyHex()
     .then(res => {
       if (res.success) {
-        sessionStorage.setItem('cachedPrivateKey', res.content.content)
+        sessionStorage.setItem('privateKeyHex', res.content.content)
       }
     })
     .catch(err => {
diff --git a/src/assets/js/utils/permission.js b/src/assets/js/utils/permission.js
index e4a1c71..10f409a 100644
--- a/src/assets/js/utils/permission.js
+++ b/src/assets/js/utils/permission.js
@@ -4,41 +4,25 @@ import NProgress from 'nprogress' // progress bar
 import 'nprogress/nprogress.css' // progress bar style
 import { getToken, removeToken } from '@/assets/js/utils/auth' // get token from cookie
 import { Message } from 'element-ui'
-import { getPrivateKey, getPublicKey } from '@/assets/js/utils/encrypt'
-import { getPrivateKeyHex, getPublicKeyHex } from '@/api/safety'
+import {
+  fetchPrivateKey,
+  fetchPublicKey,
+  getPrivateKey,
+  getPublicKey
+} from '@/assets/js/utils/encrypt'
 NProgress.configure({ showSpinner: false }) // NProgress Configuration
 const whiteList = ['/login', '/authentication', '/404'] // no redirect whitelist
 
-router.beforeEach((to, from, next) => {
+router.beforeEach(async (to, from, next) => {
   if (getPrivateKey() === '' || getPrivateKey() === null) {
-    // fetchPrivateKey()
-    getPrivateKeyHex()
-      .then(res => {
-        if (res.success) {
-          sessionStorage.setItem('privateKeyHex', res.content.content)
-          routerEach(to, from, next)
-        }
-      })
-      .catch(err => {
-        console.log('系统安全异常，请联系管理员', err)
-      })
+    await fetchPrivateKey()
   }
   if (getPublicKey() === '' || getPublicKey() === null) {
-    // fetchPublicKey()
-    getPublicKeyHex()
-      .then(res => {
-        if (res.success) {
-          sessionStorage.setItem('derPublicKeyHex', res.content.content)
-          routerEach(to, from, next)
-        }
-      })
-      .catch(err => {
-        console.log('系统安全异常，请联系管理员', err)
-      })
+    await fetchPublicKey()
   }
   routerEach(to, from, next)
 })
-function routerEach(to, from, next){
+function routerEach(to, from, next) {
   NProgress.start()
   if (getToken()) {
     /* has token*/