<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDIvN2JkYTZkYTgtODFmMy00ZWNkLThlZTYtNjE1MzI4NjU0NWRhLmpwZw==.jpg"></p><p>The South Korean NFT and game development platform apparently suffered a private key leak that hackers used on Feb. 9.</p>