Network Security

How the traffic laundering economy turns jailbroken FireSticks into residential proxies, and what defenders can actually do about it.

A practitioner primer on protocol abuse: how data quietly leaves networks through DNS, ICMP, HTTPS/TLS, and the headers of TCP itself.

CISA and NCSC published a joint analysis of FIRESTARTER, a backdoor that survives reboots and evades signature detection on Cisco edge devices.

How the DNS hijacking attack chain worked across 120+ countries, and what practitioners should be checking in their own environments.

Every consumer router made outside the US is now on the FCC Covered List. Why firmware verification matters more than the import ban.

Read-only evidence collection for assessor review: FortiGate, Palo Alto, Cisco, Azure, AWS, and OS-level configuration exports.

A complete multi-cloud walkthrough of file integrity monitoring for PCI DSS, from Linux agents to network device configs and cloud audit logs.

Zero Trust assumes no implicit trust based on network location. What that means in practice and how to build toward it incrementally.