Dive deep into computer networking from a cybersecurity lens. Explore essential topics like DNS, network protocols, and real-world attack and defense scenarios.
An in-depth exploration of RFC-793, the TCP specification, with a focus on its core mechanisms, red team exploitation techniques, and blue team defensive strategies.
A deep dive into Dynamic Host Configuration Protocol (DHCP), its role in networking, and how attackers and defenders approach it. Includes red and blue team perspectives with practical examples.
A comprehensive guide to host-based authentication, covering how it works, security risks, red team exploitation techniques, and blue team defense strategies.
A comprehensive guide to Secure Shell (SSH) proving methods, including authentication mechanisms, practical usage, and perspectives from both attackers and defenders.
A detailed exploration of the TCP/IP protocol suite, its technical foundations, code samples, and cybersecurity considerations.
Learn how to find which network connections are associated with a process using basic system tools on Linux and Windows.
Learn how to secure DNS infrastructure with network segmentation and access control. Discover why authoritative and recursive DNS servers must be isolated, and see practical ACL configuration examples to prevent unauthorized DNS queries.
Learn how DNS amplification attacks weaponize open DNS resolvers to flood a victim's network. This article details the attack mechanics and provides crucial blue team strategies, including ingress filtering and DNS hardening, to defend against this powerful form of DDoS.
An in-depth guide to NXDOMAIN responses and phantom domain attacks in DNS, with red and blue team perspectives and code examples.
A beginner-friendly guide to the Domain Name System (DNS). Learn how DNS works, its hierarchy, and its critical role in cybersecurity for Red and Blue Teams.