diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
index 52a8e44b..44381e33 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUploadUtils.java
@@ -1,14 +1,14 @@
 package com.ruoyi.common.utils.file;
 
-import java.io.File;
-import java.io.IOException;
-
-import org.springframework.web.multipart.MultipartFile;
 import com.ruoyi.common.config.Global;
 import com.ruoyi.common.exception.file.FileNameLengthLimitExceededException;
 import com.ruoyi.common.exception.file.FileSizeLimitExceededException;
 import com.ruoyi.common.utils.DateUtils;
-import com.ruoyi.common.utils.Md5Utils;
+import com.ruoyi.common.utils.security.Md5Utils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.File;
+import java.io.IOException;
 
 /**
  * 文件上传工具类
@@ -17,6 +17,10 @@
  */
 public class FileUploadUtils {
 
+    private FileUploadUtils() {
+        throw new IllegalStateException("Utility class");
+    }
+
     /**
      * 默认大小 50M
      */
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/Md5Utils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java
similarity index 97%
rename from ruoyi-common/src/main/java/com/ruoyi/common/utils/Md5Utils.java
rename to ruoyi-common/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java
index 9fe77c9b..a77ff31a 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/Md5Utils.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/security/Md5Utils.java
@@ -1,4 +1,4 @@
-package com.ruoyi.common.utils;
+package com.ruoyi.common.utils.security;
 
 import lombok.extern.slf4j.Slf4j;
 
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/security/PermissionUtils.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/security/PermissionUtils.java
new file mode 100644
index 00000000..3e67c0f6
--- /dev/null
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/security/PermissionUtils.java
@@ -0,0 +1,71 @@
+package com.ruoyi.common.utils.security;
+
+import com.ruoyi.common.constant.PermissionConstants;
+import com.ruoyi.common.utils.MessageUtils;
+import org.apache.commons.lang3.StringUtils;
+
+/**
+ * permission 工具类
+ *
+ * @author ruoyi
+ */
+public class PermissionUtils {
+
+    private PermissionUtils() {
+        throw new IllegalStateException("Utility class");
+    }
+
+    /**
+     * 查看数据的权限
+     */
+    public static final String VIEW_PERMISSION = "no.view.permission";
+
+    /**
+     * 创建数据的权限
+     */
+    public static final String CREATE_PERMISSION = "no.create.permission";
+
+    /**
+     * 修改数据的权限
+     */
+    public static final String UPDATE_PERMISSION = "no.update.permission";
+
+    /**
+     * 删除数据的权限
+     */
+    public static final String DELETE_PERMISSION = "no.delete.permission";
+
+    /**
+     * 导出数据的权限
+     */
+    public static final String EXPORT_PERMISSION = "no.export.permission";
+
+    /**
+     * 其他数据的权限
+     */
+    public static final String PERMISSION = "no.permission";
+
+    /**
+     * 权限错误消息提醒
+     *
+     * @param permissionsStr 错误信息
+     * @return 提示信息
+     */
+    public static String getMsg(String permissionsStr) {
+        String permission = StringUtils.substringBetween(permissionsStr, "[", "]");
+        String msg = MessageUtils.message(PERMISSION, permission);
+        if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.ADD_PERMISSION)) {
+            msg = MessageUtils.message(CREATE_PERMISSION, permission);
+        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.EDIT_PERMISSION)) {
+            msg = MessageUtils.message(UPDATE_PERMISSION, permission);
+        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.REMOVE_PERMISSION)) {
+            msg = MessageUtils.message(DELETE_PERMISSION, permission);
+        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.EXPORT_PERMISSION)) {
+            msg = MessageUtils.message(EXPORT_PERMISSION, permission);
+        } else if (StringUtils.endsWithAny(permission,
+                PermissionConstants.VIEW_PERMISSION, PermissionConstants.LIST_PERMISSION)) {
+            msg = MessageUtils.message(VIEW_PERMISSION, permission);
+        }
+        return msg;
+    }
+}
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/util/PermissionUtils.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/util/PermissionUtils.java
deleted file mode 100644
index 3f51d994..00000000
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/util/PermissionUtils.java
+++ /dev/null
@@ -1,39 +0,0 @@
-package com.ruoyi.framework.util;
-
-import com.ruoyi.common.utils.MessageUtils;
-import org.apache.commons.lang3.StringUtils;
-import com.ruoyi.common.constant.PermissionConstants;
-
-/**
- * permission 工具类
- *
- * @author ruoyi
- */
-public class PermissionUtils {
-
-    private PermissionUtils(){
-        throw new IllegalStateException("Utility class");
-    }
-    /**
-     * 权限错误消息提醒
-     *
-     * @param permissionsStr 错误信息
-     * @return
-     */
-    public static String getMsg(String permissionsStr) {
-        String permission = StringUtils.substringBetween(permissionsStr, "[" , "]");
-        String msg = MessageUtils.message("no.view.permission" , permission);
-        if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.ADD_PERMISSION)) {
-            msg = MessageUtils.message("no.create.permission" , permission);
-        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.EDIT_PERMISSION)) {
-            msg = MessageUtils.message("no.update.permission" , permission);
-        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.REMOVE_PERMISSION)) {
-            msg = MessageUtils.message("no.delete.permission" , permission);
-        } else if (StringUtils.endsWithIgnoreCase(permission, PermissionConstants.EXPORT_PERMISSION)) {
-            msg = MessageUtils.message("no.export.permission" , permission);
-        } else if (StringUtils.endsWithAny(permission,PermissionConstants.VIEW_PERMISSION, PermissionConstants.LIST_PERMISSION)) {
-            msg = MessageUtils.message("no.view.permission" , permission);
-        }
-        return msg;
-    }
-}
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
index 0c0c16bc..66b1829e 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/exception/GlobalExceptionHandler.java
@@ -4,7 +4,7 @@
 import com.ruoyi.common.exception.BusinessException;
 import com.ruoyi.common.exception.DemoModeException;
 import com.ruoyi.common.utils.ServletUtils;
-import com.ruoyi.framework.util.PermissionUtils;
+import com.ruoyi.common.utils.security.PermissionUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.shiro.authz.AuthorizationException;
 import org.springframework.web.HttpRequestMethodNotSupportedException;
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
index d3831005..17ab46c0 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
@@ -1,12 +1,12 @@
 package com.ruoyi.system.service.impl;
 
 import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.core.util.StrUtil;
 import com.ruoyi.common.annotation.DataScope;
 import com.ruoyi.common.constant.UserConstants;
 import com.ruoyi.common.exception.BusinessException;
 import com.ruoyi.common.support.Convert;
-import com.ruoyi.common.utils.Md5Utils;
-import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.security.Md5Utils;
 import com.ruoyi.system.domain.*;
 import com.ruoyi.system.mapper.*;
 import com.ruoyi.system.service.ISysConfigService;
@@ -295,7 +295,7 @@ public String selectUserRoleGroup(Long userId) {
         for (SysRole role : list) {
             idsStr.append(role.getRoleName()).append(",");
         }
-        if (StringUtils.isNotEmpty(idsStr.toString())) {
+        if (StrUtil.isNotEmpty(idsStr.toString())) {
             return idsStr.substring(0, idsStr.length() - 1);
         }
         return idsStr.toString();
@@ -314,7 +314,7 @@ public String selectUserPostGroup(Long userId) {
         for (SysPost post : list) {
             idsStr.append(post.getPostName()).append(",");
         }
-        if (StringUtils.isNotEmpty(idsStr.toString())) {
+        if (StrUtil.isNotEmpty(idsStr.toString())) {
             return idsStr.substring(0, idsStr.length() - 1);
         }
         return idsStr.toString();