cybersecurity Archives

Beyond the Perimeter: Defeating Insecure Deserialization in Java, PHP, and Python

August 26, 2026

Insecure deserialization is a silent killer in modern web apps. Explore how gadget chains lead to RCE in Java, PHP, and Python, and learn production-grade strategies to secure your data.

Security

HTTP Request Smuggling: Breaking the Chain Between Proxies and Backends

August 26, 2026

Discover how HTTP Request Smuggling exploits discrepancies between proxies and backends. Learn to identify CL.TE and TE.CL vulnerabilities and how to secure your stack using HTTP/2 and hardened proxy configurations.

Security

Subdomain Takeover: How to Find and Fix Dangling DNS Before Hackers Do

August 25, 2026

Subdomain takeovers are a silent but high-impact threat. This guide walks you through using Subfinder and Nuclei to build an automated system that detects and fixes dangling DNS records.

Security

Hunting Lateral Movement: Practical Detection with osquery, Zeek, and Sigma

August 25, 2026

Lateral movement is how hackers turn a single compromised laptop into a full-scale data breach. Learn to use osquery, Zeek, and Sigma to detect and stop them.

Networking

Hardening the Wire: A Practical Guide to Linux MACsec (IEEE 802.1AE)

August 24, 2026

Secure your Linux network at Layer 2. This guide shows you how to configure IEEE 802.1AE (MACsec) to encrypt server-to-server traffic and protect against sniffing and spoofing.

Security

Hardening /dev/shm: Stop Malware from Hiding in Your Server’s RAM

August 2, 2026

Is your /dev/shm directory a security hole? Learn how to use mount flags like noexec and nosuid to prevent attackers from running malware directly from your server's RAM.

Security

Auditing Linux Kernel Security: A Guide to linux-exploit-suggester

August 2, 2026

Discover how to use linux-exploit-suggester to identify critical Linux kernel vulnerabilities and prevent local privilege escalation attacks.

Networking

Ditch the VPN: Building an Identity-Aware Proxy with Pomerium

July 28, 2026

Tired of slow VPNs? This guide shows you how to set up Pomerium, a modern Identity-Aware Proxy, to secure your internal tools with Zero Trust logic using Docker and GitHub.

Networking

Bypassing DPI: How to Tunnel WireGuard over WebSockets with WSTunnel

July 27, 2026

Bypass UDP blocking and DPI by tunneling WireGuard through WebSockets. This guide provides a step-by-step setup using WSTunnel to keep your VPN connected in restricted networks.

Networking

Python Network Traffic Analysis with PyShark: Automated Anomaly Detection and Reporting

July 19, 2026

PyShark lets you capture and analyze network packets programmatically in Python — aggregating connection counts, detecting anomalies, and generating traffic reports automatically. This tutorial walks through building a real traffic analyzer, from live capture to post-incident pcap analysis, that replaces manual Wireshark filtering during production incidents.