<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjMtMDEvNjRkYTE5NDQtZmQ2NC00YzBjLTllZmItZTI0NjYzNTg2ZDExLmpwZw==.jpg"></p><p>According to crypto analytics firm Arkham, at least $4 million of these losses were "preventable losses."</p>