<ul><li>Thousands of home and small office routers manufactured by Asus are infected with a stealthy backdoor that persists through reboots and firmware updates.</li><li>Attackers gain access by exploiting now-patched vulnerabilities, installing an encryption key for SSH access, providing long-term control over the devices.</li><li>The backdoor allows unauthorized administrative control, surviving reboots and updates, without dropping malware or leaving obvious traces.</li><li>Researchers from security firm GreyNoise discovered the attack, noting the exploitation of authentication bypasses and legitimate configuration features.</li></ul>

Thousands of Asus routers are being hit with stealthy, persistent backdoors

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