Chinese hackers are behind attacks on AsyncOS Software that allow complete takeover of the appliance, company says.
Cisco released fixes for CVE-2025-20393, a CVSS 10.0 zero-day RCE flaw in AsyncOS exploited by a China-linked APT via email ...
Cisco patched an Email Gateway and Secure Email zero-day exploited by Chinese hackers to deploy the AquaShell backdoor.
RADIUS didn’t fail — certificate trust did, proving one forgotten root CA can bring modern network access to a full stop.
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