diff --git a/src/main/java/com/hao/digitalsignature/controller/FileDealController.java b/src/main/java/com/hao/digitalsignature/controller/FileDealController.java
index 0c6e899e2cba00aabdc3921333a7b58bab9d1684..ab520c04c9d64462a72351dd676dedbdeb220907 100644
--- a/src/main/java/com/hao/digitalsignature/controller/FileDealController.java
+++ b/src/main/java/com/hao/digitalsignature/controller/FileDealController.java
@@ -161,7 +161,7 @@ public class FileDealController {
         String rsaDef=RSAEncrypt.RSAde(rsaEnf);
         String rsaDes=RSAEncrypt.RSAde(rsaEns);
         String recRes=rsaDef+rsaDes;
-
+            System.out.println('6');
        DownloadMsg.downloadByStringContent(request, response, fileName.split("\\.")[0], recRes);
 
         }catch (Exception e) {
diff --git a/src/main/java/com/hao/digitalsignature/controller/FilesController.java b/src/main/java/com/hao/digitalsignature/controller/FilesController.java
index 44d63ed08679a835dd6def0b7e4bb4ad1f9b065f..fcd5dd2a2ad4e57481bec683119f880d0feafbef 100644
--- a/src/main/java/com/hao/digitalsignature/controller/FilesController.java
+++ b/src/main/java/com/hao/digitalsignature/controller/FilesController.java
@@ -1,8 +1,10 @@
 package com.hao.digitalsignature.controller;
 
 
+import com.hao.digitalsignature.encryption.DSASign;
 import com.hao.digitalsignature.entity.User;
 import com.hao.digitalsignature.mapper.UserMapper;
+import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
@@ -12,6 +14,7 @@ import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import java.io.File;
 import java.io.IOException;
+import java.math.BigInteger;
 import java.util.List;
 
 @RestController
@@ -56,6 +59,17 @@ public class FilesController {
     @PostMapping("/file/save")
     public String save(@RequestBody Files file){
         System.out.println(file);
+        BigInteger back[]=new BigInteger[2];
+        int j=0;
+        Base64 base64 = new Base64();
+        DSASign dsa = new DSASign();
+        dsa.initKeys();
+        //要签名的数据，传入AES加密后的内容
+        String message = file.getPicture_realname();
+        System.out.println("签名的数据："+message);
+        BigInteger sig[] = dsa.signature(message.getBytes());
+        String dig=sig[0]+";"+sig[1]+";"+dsa._hashInZq(message.getBytes());
+        file.setDig(dig);
         int i = fileMapper.insert(file);
         if (i>0)
             return "success";
diff --git a/src/main/java/com/hao/digitalsignature/encryption/RSAEncrypt.java b/src/main/java/com/hao/digitalsignature/encryption/RSAEncrypt.java
index 419e60a27f4d4e9e6b4521655bda6fcefd7ee480..bfa49f6f7efdccd48537d69b4a90feff02525f2b 100644
--- a/src/main/java/com/hao/digitalsignature/encryption/RSAEncrypt.java
+++ b/src/main/java/com/hao/digitalsignature/encryption/RSAEncrypt.java
@@ -332,8 +332,8 @@ public class RSAEncrypt {
         return stringBuilder.toString();
     }
     public static String RSAde(byte[] cipherData) throws Exception {
-        String publicPath = "C:\\Users\\w10"; //公匙存放位置
-        String privatePath = "C:\\Users\\w10"; //私匙存放位置
+        String publicPath = "C:\\Users\\10908"; //公匙存放位置
+        String privatePath = "C:\\Users\\10908"; //私匙存放位置
         Base64 base64 = new Base64();
         String cipher = new String(base64.encode(cipherData));
         // 私钥解密过程
@@ -347,8 +347,8 @@ public class RSAEncrypt {
         return restr;
     }
     public static byte[] RSAen(String key) throws Exception {
-        String publicPath = "C:\\Users\\w10"; //公匙存放位置
-        String privatePath = "C:\\Users\\w10"; //私匙存放位置
+        String publicPath = "C:\\Users\\10908"; //公匙存放位置
+        String privatePath = "C:\\Users\\10908"; //私匙存放位置
         Base64 base64 = new Base64();
         String signKey = key;
         // 公钥加密过程
diff --git a/src/main/resources/static/index.html b/src/main/resources/static/index.html
index 9584a950142b1584acdf5da12c7af192291517d4..b48539470f3803203956dfe8e52cc5fb68c533a0 100644
--- a/src/main/resources/static/index.html
+++ b/src/main/resources/static/index.html
@@ -226,34 +226,7 @@
 					})
 					axios.post("/file/downloadMsg",f,).then((res)=>{
 						console.log(res)
-						// var url = (window.document.location.href+"img/"+res.config.data)
-						// var a = document.createElement("a");
-						// a.download = file.picture_name;
-						// a.href = URL.createObjectURL(blob);
-						// document.body.appendChild(a)
-						// a.click();
-						// URL.revokeObjectURL(a.href) // 释放URL 对象
-						// document.body.removeChild(a)
-						// var url = (window.document.location.href+"img/"+res.config.data)
-						// var that = this
-						// var fileName = file.picture_name
-						// this.convertUrlToBase64(url).then(function (base64) {
-						// 	var blob = that.convertBase64UrlToBlob(base64); // 转为blob对象
-						// 	// 下载
-						// 	if (that.myBrowser() == "IE") {
-						// 		window.navigator.msSaveBlob(blob, fileName + ".txt");
-						// 	} else if (that.myBrowser() == "FF") {
-						// 		window.location.href = url;
-						// 	} else {
-						// 		var a = document.createElement("a");
-						// 		a.download = fileName;
-						// 		a.href = URL.createObjectURL(blob);
-						// 		document.body.appendChild(a)
-						// 		a.click();
-						// 		URL.revokeObjectURL(a.href) // 释放URL 对象
-						// 		document.body.removeChild(a)
-						// 	}
-						// });
+
 						this.downloadFile(res.data,file.picture_name)
 					})
 				},