diff --git a/epmet-auth/src/main/java/com/epmet/StringRandomUtils.java b/epmet-auth/src/main/java/com/epmet/StringRandomUtils.java
new file mode 100644
index 0000000000..fbac601c41
--- /dev/null
+++ b/epmet-auth/src/main/java/com/epmet/StringRandomUtils.java
@@ -0,0 +1,32 @@
+package com.epmet;
+
+import com.epmet.commons.tools.constant.StrConstant;
+
+/**
+ * desc:随机生成字母
+ *
+ * @author: LiuJanJun
+ * @date: 2022/3/1 5:16 下午
+ * @version: 1.0
+ */
+public class StringRandomUtils {
+
+    public static String getRandomStr(int length){
+        String result = StrConstant.EPMETY_STR;
+        //小写字母范围: 97～122
+        for (int i = 0; i < length; i++) {
+                int randomNumber = 97 + (int) (Math.random()* (122+1-97));
+                result +=   (char)randomNumber;
+        }
+        return result;
+    }
+
+    public static void main(String[] args) {
+        StringRandomUtils test = new StringRandomUtils();
+        //测试
+        for (int i = 0; i < 1000000; i++) {
+            System.out.println(getRandomStr(5));
+        }
+    }
+
+}
diff --git a/epmet-auth/src/main/java/com/epmet/controller/LoginController.java b/epmet-auth/src/main/java/com/epmet/controller/LoginController.java
index c9df95100b..c1fdb8a045 100644
--- a/epmet-auth/src/main/java/com/epmet/controller/LoginController.java
+++ b/epmet-auth/src/main/java/com/epmet/controller/LoginController.java
@@ -68,30 +68,6 @@ public class LoginController {
 		}
 	}
 
-	/**
-	 * @description 基层治理平台登录验证码
-	 *
-	 * @param response
-	 * @return
-	 * @author wxz
-	 * @date 2021.10.25 14:19:40
-	 */
-	@GetMapping("ic-login-captcha")
-	public void icLoginCaptcha(HttpServletResponse response, String uuid) throws IOException {
-		try {
-			//生成图片验证码
-			BufferedImage image = captchaService.createIcLoginCaptcha(uuid);
-			response.reset();
-			response.setHeader("Cache-Control", "no-store, no-cache");
-			response.setContentType("image/jpeg");
-			ServletOutputStream out = response.getOutputStream();
-			ImageIO.write(image, "jpg", out);
-			out.close();
-		} catch (IOException e) {
-			log.error("获取登陆验证码异常", e);
-		}
-	}
-
 	/**
 	 * @param formDTO
 	 * @return com.epmet.commons.tools.utils.Result<java.lang.String>
diff --git a/epmet-auth/src/main/java/com/epmet/service/CaptchaService.java b/epmet-auth/src/main/java/com/epmet/service/CaptchaService.java
index 812a586dcb..d6f8573e65 100644
--- a/epmet-auth/src/main/java/com/epmet/service/CaptchaService.java
+++ b/epmet-auth/src/main/java/com/epmet/service/CaptchaService.java
@@ -23,16 +23,6 @@ public interface CaptchaService {
      */
     BufferedImage create(String uuid);
 
-    /**
-     * @description 基层治理平台登录验证码
-     *
-     * @param
-     * @return
-     * @author wxz
-     * @date 2021.10.25 14:15:30
-     */
-    BufferedImage createIcLoginCaptcha(String uuid);
-
     /**
      * 验证码效验
      * @param uuid  uuid
diff --git a/epmet-auth/src/main/java/com/epmet/service/impl/CaptchaServiceImpl.java b/epmet-auth/src/main/java/com/epmet/service/impl/CaptchaServiceImpl.java
index 115009f9e9..fbdf85b00b 100644
--- a/epmet-auth/src/main/java/com/epmet/service/impl/CaptchaServiceImpl.java
+++ b/epmet-auth/src/main/java/com/epmet/service/impl/CaptchaServiceImpl.java
@@ -8,16 +8,17 @@
 
 package com.epmet.service.impl;
 
-import com.google.code.kaptcha.Producer;
+import com.epmet.StringRandomUtils;
+import com.epmet.commons.tools.constant.NumConstant;
 import com.epmet.redis.CaptchaRedis;
 import com.epmet.service.CaptchaService;
+import com.google.code.kaptcha.Producer;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import java.awt.image.BufferedImage;
-import java.util.UUID;
 
 /**
  * 验证码
@@ -35,8 +36,8 @@ public class CaptchaServiceImpl implements CaptchaService {
 
     @Override
     public BufferedImage create(String uuid) {
-        //生成验证码
-        String captcha = producer.createText();
+        //生成验证码 //producer.createText();
+        String captcha = StringRandomUtils.getRandomStr(NumConstant.FIVE);
         //logger.info("uuid:"+uuid+",生成的验证码:"+captcha);
         //保存验证码
         captchaRedis.set(uuid, captcha);
@@ -44,17 +45,6 @@ public class CaptchaServiceImpl implements CaptchaService {
         return producer.createImage(captcha);
     }
 
-    @Override
-    public BufferedImage createIcLoginCaptcha(String uuid) {
-        //生成验证码
-        String captchaText = producer.createText();
-        //logger.info("uuid:"+uuid+",生成的验证码:"+captcha);
-        //保存验证码
-        captchaRedis.setIcLoginCaptcha(uuid, captchaText);
-
-        return producer.createImage(captchaText);
-    }
-
     @Override
     public boolean validate(String uuid, String code) {
         String captcha = captchaRedis.get(uuid);