JAVASCRIPT

getDownload url in firebase

const storage = firebase.storage();

storage.ref('image.jpg').getDownloadURL()
  .then((url) => {
    // Do something with the URL ...
  })

getDownload url in firebase

match /path/to/{file} {
  // Deny reads
  allow read: if false;

  // Or, allow reads by authenticated users
  allow read: if request.auth != null;
}