title: How to verify AWS S3 bucket details is valid or not using Nodejs?
body: <p>In my application am having a form, in that user should enter their AWS S3 details. Before saving the details I have to check whether the account is correct or not. I am building this application using Node js,mongodb,Angular js.</p>
  
  <p><strong>UPDATE</strong>
  aws s3 details are</p>
  
  <pre><code>{
         "aws": {
          "key": "",
          "secretkey": "",
          "region": "",
          "bucket_name": ""
      }
  </code></pre>