https://www.bleepingcomputer.com/news/security/unpatched-qnap-devices-are-being-hacked-to-mine-cryptocurrency/ "All NAS devices with QNAP firmware released before August 2020 are currently vulnerable to these attacks. The researchers discovered 4,297,426 potentially vulnerable QNAP NAS devices online using the company's 360 Quake cyberspace mapping system."