Mitigating Risks in Network Edge Devices

This technical report addresses the escalating risks associated with enterprise network edge devices, which have become prime targets for threat actors. It outlines the evolution of attacks on these devices, including VPNs, switches, and firewalls, and highlights the significant increase in exploitation rates, particularly noted in the 2025 Verizon Data Breach Investigations Report. The report details various attack vectors and methodologies employed by both nation-state actors and ransomware groups, emphasizing the critical vulnerabilities present in network infrastructure. Furthermore, it discusses the implications of compromised network devices, which can serve as gateways for lateral movement within enterprise networks. The document also presents best practices for securing these devices, including the importance of implementing Zero Trust access controls and enhancing visibility into device security. By understanding these threats and adopting recommended security measures, organizations can better protect their critical network assets from emerging cyber threats.