diff --git a/src/main/java/com/chinaunicom/mall/ebtp/extend/shortmessage/service/impl/BizShortMessageServiceImpl.java b/src/main/java/com/chinaunicom/mall/ebtp/extend/shortmessage/service/impl/BizShortMessageServiceImpl.java
index 2828dda..f3c27d6 100644
--- a/src/main/java/com/chinaunicom/mall/ebtp/extend/shortmessage/service/impl/BizShortMessageServiceImpl.java
+++ b/src/main/java/com/chinaunicom/mall/ebtp/extend/shortmessage/service/impl/BizShortMessageServiceImpl.java
@@ -49,11 +49,8 @@ public class BizShortMessageServiceImpl extends BaseServiceImpl<BizShortMessageM
     @Autowired(required = false)
     @Qualifier("cacheRedisTemplate")
     private RedisTemplate<String, Object> redisTemplate;
-    /**
-     * 业务系统私钥，在SignUtil会用到--这里在切换对接环境时会变化，由集团多因素项目项目组提供
-     */
-    private static final String PRI_KEY = "MHgCAQECIQCA7a1i8iMeG0QoNfLYkAaj3IugsHjBGwcQv9/PmXY+cKAKBggqgRzPVQGCLaFEA0IABDBEOwQYJia5S4b5vbWy8YEh1LebhTTB2s2XlQfpjAEP7o8yYgwXWW20sXR+DcOPLwE1qqj9wUWz4zeeiv1+mzk=";
-
+    @Value("${mconfig.privateKey}")
+    private String privateKey;
     @Override
     public Boolean authCodeSend(String mobile) {
         String id = PropertyUtils.getSnowflakeId();
@@ -72,7 +69,7 @@ public class BizShortMessageServiceImpl extends BaseServiceImpl<BizShortMessageM
         redisTemplate.opsForValue().set("userId:" + mobile, id, 10, TimeUnit.MINUTES);
 
         //使用业务系统私钥对业务数据签名Base64编码后的数据（对bizSn进行签名的base64字符串）签名值
-        byte[] signBytes = SignUtil.sign(PRI_KEY, bizSn.getBytes(StandardCharsets.UTF_8));
+        byte[] signBytes = SignUtil.sign(privateKey, bizSn.getBytes(StandardCharsets.UTF_8));
         String sign = Base64.toBase64String(signBytes);
 
         //组装参数
@@ -114,7 +111,7 @@ public class BizShortMessageServiceImpl extends BaseServiceImpl<BizShortMessageM
             //流水号，使用发送认证短信时的流水号
             smsCheckRequest.setBizSn(value.toString());
             //生成签名
-            byte[] signByte = SignUtil.sign(PRI_KEY,value.toString().getBytes(StandardCharsets.UTF_8));
+            byte[] signByte = SignUtil.sign(privateKey,value.toString().getBytes(StandardCharsets.UTF_8));
             String sign = com.cuca.bouncycastle.util.encoders.Base64.toBase64String(signByte);
             smsCheckRequest.setSign(sign);
             //手机号