diff --git a/main.js b/main.js
index 1999849..a05e02e 100644
--- a/main.js
+++ b/main.js
@@ -41,17 +41,26 @@ async function main(){
         output: process.stdout
     });
 
+    rl.stdoutMuted = true;
+
+    rl.query = "Password : ";
     const answer = await new Promise(resolve => {
         rl.question(colors.yellow('Enter your password: '), resolve);
+        rl._writeToOutput = function _writeToOutput(stringToWrite) {
+            if (rl.stdoutMuted)
+              rl.output.write("*");
+            else
+              rl.output.write(stringToWrite);
+        };
     });
+    const passw = `${answer}`;
     if (!answer) {
         console.error(`You need to put a password`.red);
         process.exit(0);
     }
-    const passw = `${answer}`;
-
-    const credentials = `Basic ` + Buffer.from(`${user}:${passw}`).toString('base64');
+    rl.history = rl.history.slice(1)
     rl.close();
+    const credentials = `Basic ` + Buffer.from(`${user}:${passw}`).toString('base64');
     
     console.clear();
     console.log(colors.green.bold(`-------------------- Starting process --------------------`));
@@ -59,13 +68,18 @@ async function main(){
     let responseAllUID = await fetch(urlDashboards, {
         method: "GET",
         headers: {
-            "Authorization": credentials,
-            "Content-Type" : "application/json"
+            "Authorization": credentials
         }
     });
-    
+
     let allUID = await responseAllUID.json();
 
+    if (allUID.message=='invalid username or password') {
+        console.error(`Invalid username or password`.red);
+        process.exit(0);
+    }
+
+
     for (let i=0; i < allUID.length; i++) {
 
         let url = urlUID + allUID[i].uid;
@@ -75,6 +89,9 @@ async function main(){
                 "Authorization": credentials,
             }
         });
+
+
+
         let data = await response.json();
 
         let isFound = false;