diff --git a/lesingle-edu-reading-platform-backend/src/main/java/com/lesingle/edu/common/aspect/RequestLogAspect.java b/lesingle-edu-reading-platform-backend/src/main/java/com/lesingle/edu/common/aspect/RequestLogAspect.java
index 6576aab..1318319 100644
--- a/lesingle-edu-reading-platform-backend/src/main/java/com/lesingle/edu/common/aspect/RequestLogAspect.java
+++ b/lesingle-edu-reading-platform-backend/src/main/java/com/lesingle/edu/common/aspect/RequestLogAspect.java
@@ -1,6 +1,7 @@
 package com.lesingle.edu.common.aspect;
 
 import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONObject;
 import com.lesingle.edu.common.security.SecurityUtils;
 import jakarta.servlet.http.HttpServletRequest;
 import lombok.extern.slf4j.Slf4j;
@@ -18,13 +19,26 @@ import java.util.Objects;
 
 /**
  * 请求日志切面
- * 记录所有 Controller 层的请求信息
+ * 记录所有 Controller 层的请求信息（敏感信息已脱敏）
  */
 @Slf4j
 @Aspect
 @Component
 public class RequestLogAspect {
 
+    /**
+     * 敏感字段列表（不区分大小写）
+     */
+    private static final String[] SENSITIVE_FIELDS = {
+        "password", "pwd", "secret", "token", "accessToken", "refreshToken",
+        "oldPassword", "newPassword", "confirmPassword"
+    };
+
+    /**
+     * 脱敏掩码
+     */
+    private static final String MASK = "***";
+
     /**
      * 定义切点：Controller 层所有方法
      */
@@ -62,7 +76,8 @@ public class RequestLogAspect {
         String methodType = request.getMethod();
         String className = joinPoint.getTarget().getClass().getName();
         String methodName = method.getName();
-        String params = JSON.toJSONString(getRequestParams(joinPoint));
+        // 请求参数脱敏处理
+        String params = desensitize(getRequestParams(joinPoint));
 
         log.info("===== 请求开始 [userId={}, role={}] =====", userId, role);
         log.info("接口地址：{} {}", methodType, requestURI);
@@ -77,7 +92,7 @@ public class RequestLogAspect {
 
             // 记录响应结果
             log.info("响应时间：{}ms", duration);
-            log.info("响应结果：{}", JSON.toJSONString(result));
+            log.info("响应结果：{}", desensitize(result));
             log.info("===== 请求结束 [userId={}, role={}] =====", userId, role);
 
             return result;
@@ -111,4 +126,72 @@ public class RequestLogAspect {
             return args;
         }
     }
+
+    /**
+     * 请求参数脱敏处理
+     * 将敏感字段（如 password、token 等）替换为 ***
+     *
+     * @param original 原始参数对象
+     * @return 脱敏后的 JSON 字符串
+     */
+    private String desensitize(Object original) {
+        if (original == null) {
+            return null;
+        }
+        try {
+            // 转换为 JSONObject 以便修改
+            String jsonStr = JSON.toJSONString(original);
+            JSONObject jsonObject = JSON.parseObject(jsonStr);
+            if (jsonObject != null) {
+                maskSensitiveFields(jsonObject);
+                return jsonObject.toJSONString();
+            }
+            return jsonStr;
+        } catch (Exception e) {
+            // 解析失败时返回原始 JSON
+            log.warn("请求参数脱敏失败：{}", e.getMessage());
+            return JSON.toJSONString(original);
+        }
+    }
+
+    /**
+     * 递归掩码敏感字段
+     *
+     * @param jsonObject 要处理的 JSON 对象
+     */
+    private void maskSensitiveFields(JSONObject jsonObject) {
+        if (jsonObject == null) {
+            return;
+        }
+        for (String key : jsonObject.keySet()) {
+            if (isSensitiveField(key)) {
+                jsonObject.put(key, MASK);
+            } else {
+                // 递归处理嵌套的 JSONObject
+                Object value = jsonObject.get(key);
+                if (value instanceof JSONObject) {
+                    maskSensitiveFields((JSONObject) value);
+                }
+            }
+        }
+    }
+
+    /**
+     * 判断字段名是否为敏感字段
+     *
+     * @param fieldName 字段名
+     * @return true 如果是敏感字段
+     */
+    private boolean isSensitiveField(String fieldName) {
+        if (fieldName == null) {
+            return false;
+        }
+        String lowerFieldName = fieldName.toLowerCase();
+        for (String sensitiveField : SENSITIVE_FIELDS) {
+            if (lowerFieldName.equals(sensitiveField.toLowerCase())) {
+                return true;
+            }
+        }
+        return false;
+    }
 }