Officials once again warn defenders that Russian hackers are targeting network devices
State-sponsored attackers are targeting critical infrastructure networks in defense, communications, energy, finance, government and health care.
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Cisco
Malicious hackers exploit Cisco zero-day for highest access level at communications service provider
Mandiant detailed the incident in a blog post Wednesday, but it’s unclear who was behind it or if they managed to get broad visibility into the victim’s…
Cisco customers encounter another SD-WAN zero-day under attack
The defect marks the seventh actively exploited zero-day in Cisco SD-WANs this year, and the vendor has yet to release a patch.
Inside the race to adapt to an AI-powered security world
AI is breaking things faster than anyone can fix them. Security leaders across the industry are racing to figure out what comes next.
Cisco zero-day under ongoing attack by persistent threat group
The threat group behind the attacks is also linked to a series of recently disclosed vulnerabilities in the vendor’s firewalls and SD-WAN systems.
US, UK agencies warn hackers were hiding on Cisco firewalls long after patches were applied
Investigators found the malware, dubbed Firestarter, on a federal agency's network in a campaign dating back to at least September 2025.
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Network ‘background noise’ may predict the next big edge-device vulnerability
GreyNoise researchers spotted a consistent trend in forthcoming vulnerabilities affecting security tools, providing defenders an early-warning system for likely imminent attacks.
Tech giants launch AI-powered ‘Project Glasswing’ to identify critical software vulnerabilities
The program comes as the tech industry races to secure software before similar AI-powered offensive capabilities become too much for defenders to handle.
Cisco’s latest vulnerability spree has a more troubling pattern underneath
Cisco’s response to the latest SD-WAN and firewall defects has been fast, but the harder question is how long sophisticated actors had a head start — and…
Cisco reveals 2 max-severity defects in firewall management software
The vendor said it’s not aware of any active exploitation of the vulnerabilities, which could allow remote attackers to achieve root access and execute code.