Thousands of home and small office routers manufactured by Asus are being infected with a stealthy backdoor that can survive reboots and firmware updates in an attack by a nation-state or another well-resourced threat actor, researchers said.
[https://arstechnica.com/security/2025/05/thousands-of-asus-routers-are-being-hit-with-stealthy-persistent-backdoors/]