This is one of the better routers on the market — and it still has gaps that matter. A remote authentication vulnerability was found and patched by Asus in a reasonable timeframe - better than most consumer router vendors. Without router-level VPN or strict network segmentation, your work laptop, banking sessions, security cameras, and any infected smart device all share the same flat network.
A B grade is a relative ranking in a market where the floor is low. The gaps are real, they just aren’t urgent.
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A real gap that affects every device sharing this Wi-Fi
It affects every device sharing this Wi-Fi — your work laptop, your phone, your kids' devices, your security cameras. Not the most urgent threat on the page, but a real edge an attacker can use to reach the rest.
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Authentication flaw - patched promptly: A remote authentication vulnerability was found and patched by Asus in a reasonable timeframe - better than most consumer router vendors.
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A small gap that still touches every device on this network
A small gap, not an urgent one — but it still touches everything on this network: your work laptop, your phone, your security cameras, and any guest device that joins the Wi-Fi.
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Some China assembly - supply chain nuance: Some Asus hardware is assembled in China. As a Taiwan company, Asus is not subject to China's National Intelligence Law.
If a new vulnerability is found for your Asus RT-AX88U, we'll email you. One email per incident. No spam.