CISA Leads Global Push to Shield Network Edge Devices

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), along with cybersecurity authorities from nine allied nations, has released a series of detailed guidelines to shield network edge devices from advanced cyber threats. These edge devices—such as firewalls, VPN gateways, and routers—are increasingly being exploited by threat actors, including state-sponsored groups.

The guidance includes four technical publications, covering security configurations, forensic logging, executive risk management, and practitioner-level mitigations. Recommendations include disabling legacy protocols like Telnet and SSHv1, implementing memory-safe programming, and isolating edge devices through VLANs and software-defined perimeters.

The UK’s National Cyber Security Centre mandates logs with ISO 8601 timestamps and .pcap traffic captures, while guidance from Canada and Australia emphasizes inventory control, patch management, and phishing-resistant multi-factor authentication.

CISA’s initiative reflects a growing urgency to shield network edge devices as cybercriminals continue targeting perimeter infrastructure.

To read the full guidelines, visit:

CISA Releases Guide to Protect Network Edge Devices From Hackers