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Knowledge Base

36 in-depth technical reference articles across network security, wireless security, cryptography, cloud security, threat modelling and incident response.

This is reference material, not a course — each article stands alone and answers a specific question (how a protocol works, which option to pick, what a standard actually requires). Start with whichever title matches the decision you’re trying to make right now; most articles link to the free tools and standards they reference. If you want a structured path instead, see Training.

Network Security

Firewall Architecture: DMZ Design Patterns

9 min read

Zero Trust Network Architecture Guide

10 min read

802.1X Port-Based Access Control

9 min read

Network Segmentation Best Practices

9 min read

VPN Technologies Compared: IPsec vs SSL/TLS vs WireGuard

10 min read

Wireless Security

WPA3 vs WPA2: What Changed and Why It Matters

9 min read

Enterprise 802.1X Deployment Guide

10 min read

Wireless Intrusion Detection: Tool Comparison

8 min read

Site Survey Methodology for Security Engineers

8 min read

DFS Channels: Security Implications and Configuration

8 min read

Cryptography

TLS 1.3 Deep Dive: Protocol Changes and Deployment

9 min read

RSA vs ECC: Key Length and Performance Guide

8 min read

Certificate Pinning: Implementation and Pitfalls

8 min read

PBKDF2 vs bcrypt vs Argon2: Password Hashing Guide

9 min read

Post-Quantum Cryptography: NIST PQC Algorithm Overview

8 min read

Cloud Security

AWS IAM Least Privilege: Policy Design Patterns

9 min read

Kubernetes Security Hardening Checklist

10 min read

Container Image Scanning: Tools and Integration

8 min read

Cloud SIEM: Log Collection and Normalisation

9 min read

Secrets Management: Vault vs AWS Secrets Manager vs Azure Key Vault

9 min read

Threat Modelling

STRIDE Threat Modelling Methodology

9 min read

PASTA: Process for Attack Simulation and Threat Analysis

10 min read

Attack Trees: Visualising Threat Scenarios

8 min read

Threat Modelling for APIs: OWASP API Top 10 Alignment

9 min read

Data Flow Diagram (DFD) Creation for Security Reviews

8 min read

Prompt Injection: Why It's Different, and How to Defend Against It

9 min read

Incident Response

IR Playbook: Ransomware Response Procedures

7 min read

Memory Forensics with Volatility 3

6 min read

Log Analysis for Incident Investigators

6 min read

Chain of Custody in Digital Forensics

6 min read

DFIR Tool Comparison: Velociraptor vs GRR

7 min read

Cisco Secure Email Gateway CVE-2026-76461: Response Guide

5 min read

Check Point CVE-2026-91843: Unauthenticated Root RCE Response Guide

5 min read

Cisco ISE CVE-2026-76460: Auth Bypass Response Guide

5 min read

Linux Kernel CVE-2026-53266: Netfilter ebtables Response Guide

5 min read

Next.js CVE-2026-94545: ImageResponse RCE Response Guide

5 min read