diff --git a/User/jobs/external_endpoints.js b/User/jobs/external_endpoints.js
index 5a8fe16..58e1126 100644
--- a/User/jobs/external_endpoints.js
+++ b/User/jobs/external_endpoints.js
@@ -1,15 +1,15 @@
 const express = require('express');
 const fs = require('fs');
-const multer = require('multer');
 const fsExtra = require('fs-extra');
 const path = require('path');
 const Joi = require('joi');
 const { httpStatus } = require('../helpers/http_status');
 const {lockFile, unlockFile} = require("../helpers/lock_mechanism");
+const {decryptFileInPlace, encryptFileInPlace} = require("../src/main/aes_encrypt");
 
 const app = express();
 app.use(express.json());
-app.use('/share_file', express.raw({ type: 'application/octet-stream', limit: 'Infinity' }));
+
 
 const server = require('http').createServer(app);
 const connections = [];
@@ -114,45 +114,51 @@ async function addFilePathToJson(filePath) {
     }
 }
 
-const storage = multer.diskStorage({
-    destination: function (req, file, cb) {
-        const baseDir = path.join(__dirname, '..', 'uploads', req.body.idUser); // Temp storage location
-        fsExtra.ensureDirSync(baseDir);
-        cb(null, baseDir);
-    },
-    filename: function (req, file, cb) {
-        cb(null, req.body.nameOfFile);  // Using directly assuming it has been validated already
+app.use('/share_file', express.raw({
+    type: 'application/octet-stream',
+    limit: '50mb'
+}));
+
+async function decryptAndGetShareDir(filePath) {
+    try {
+        await lockFile(filePath);
+        await decryptFileInPlace(filePath);
+
+        const fileContent = await fs.promises.readFile(filePath, 'utf8');
+        const jsonData = JSON.parse(fileContent);
+        const serverIP = jsonData.path;
+
+        await encryptFileInPlace(filePath)
+        await unlockFile(filePath);
+        return serverIP;
+    } catch (error) {
+        console.error('An error occurred:', error);
+        return null;
     }
-});
+}
 
-const upload = multer({ storage: storage }).single('file');
 
-// Route for file upload
-app.post('/upload', async (req, res) => {
-    const shareFileSchema = Joi.object({
-        idUser: Joi.string().required(),
-        nameOfFile: Joi.string().required(),
-        sizeOfFile: Joi.number().required()
-    });
+app.post('/share_file', async (req, res) => {
+    // Extract metadata from headers
+    const idUser = req.headers['x-iduser'];
+    const nameOfFile = req.headers['x-nameoffile'];
+    const sizeOfFile = req.headers['x-sizeoffile'];
+
+    // You might want to validate the metadata here
+    if (!idUser || !nameOfFile || !sizeOfFile) {
+        return res.status(httpStatus.BAD_REQUEST).send('Missing metadata headers');
+    }
+
+    // Construct the file path using the metadata
+    const shareDirPath = await decryptAndGetShareDir(path.join(__dirname, '..', 'shareDir.json'));
+    const baseDir = path.join(shareDirPath, idUser);
+    fsExtra.ensureDirSync(baseDir);
+
+    const filePath = path.join(shareDirPath, nameOfFile);
 
     try {
-        const { error, value } = shareFileSchema.validate(req.body);
-        if (error) {
-            return res.status(httpStatus.BAD_REQUEST).send(`Validation error: ${error.message}`);
-        }
-
-        await upload(req, res, async (err) => {
-            if (err instanceof multer.MulterError) {
-                res.status(httpStatus.INTERNAL_SERVER_ERROR).send(`Multer error: ${err.message}`);
-                return;
-            } else if (err) {
-                res.status(httpStatus.BAD_REQUEST).send(`Upload error: ${err.message}`);
-                return;
-            }
-
-            // File upload logic
-            res.status(httpStatus.OK).json({ message: 'Upload successful.' });
-        });
+        fs.writeFileSync(filePath, req.body);
+        res.status(httpStatus.OK).json({ message: 'Upload successful.' });
     } catch (error) {
         console.error('Error during file upload:', error);
         res.status(httpStatus.INTERNAL_SERVER_ERROR).json({ message: 'Internal server error.' });
diff --git a/User/src/renderer/js/sending_file_confirmation.js b/User/src/renderer/js/sending_file_confirmation.js
index 9ffe881..f713509 100644
--- a/User/src/renderer/js/sending_file_confirmation.js
+++ b/User/src/renderer/js/sending_file_confirmation.js
@@ -6,22 +6,28 @@ document.addEventListener("DOMContentLoaded", async function () {
 
             const uploadPromises = uploadData.users.map(async (user) => {
                 try {
-                    const formData = new FormData();
-                    const file = await fetch(uploadData.filePath).then(response => response.blob());
-                    formData.append('file', file);
-                    formData.append('idUser', user.userId);
-                    formData.append('nameOfFile', user.fileName);
-                    formData.append('sizeOfFile', file.size);
+                    const fileResponse = await fetch(uploadData.filePath);
+                    if (!fileResponse.ok) {
+                        throw new Error(`HTTP error when trying to fetch the file: status ${fileResponse.statusText}`);
+                    }
+                    const fileBlob = await fileResponse.blob();
 
                     await timeout(5000); // Timeout to simulate delay or wait
-                    const url = `http://${user.destIp}:${user.destPort}/upload`;
+                    const url = `http://${user.destIp}:${user.destPort}/share_file`;
+
                     const uploadResponse = await fetch(url, {
                         method: 'POST',
-                        body: formData
+                        headers: {
+                            'Content-Type': 'application/octet-stream',
+                            'X-IdUser': user.userId,
+                            'X-NameOfFile': user.fileName,
+                            'X-SizeOfFile': fileBlob.size
+                        },
+                        body: fileBlob
                     });
 
                     if (!uploadResponse.ok) {
-                        const response = await uploadResponse.json()
+                        const response = await uploadResponse.json();
                         throw new Error(`HTTP error during file upload to ${user.userId}: status ${response.message}`);
                     }
 
@@ -36,6 +42,8 @@ document.addEventListener("DOMContentLoaded", async function () {
             results.forEach(result => {
                 if (result.success) {
                     console.log(result.message);
+                } else {
+                    console.error(result.message);
                 }
             });
             console.log('All files processed. Check the console for detailed results.');
@@ -52,5 +60,6 @@ document.addEventListener("DOMContentLoaded", async function () {
 
     await performUploads();
     await timeout(10000);
-    fadeOut('main_menu.html');
-});
\ No newline at end of file
+    fadeOut('main_menu.html'); // Make sure this function is properly defined or available in your context
+});
+