Security Architecture: Principles for Designing Secure Systems and Networks

An overview of core security architecture principles, including defense in depth, zero trust, IAM, network segmentation, and compliance for designing secure systems.

Why Zero Trust is Your Network's New Best Friend

A guide to Zero Trust architecture, explaining its core principles, why it's essential for modern security, and how to implement it with key technologies like IAM, MFA, and ZTNA.

Firewalls: Still Your Network's Bouncer in 2025 (And How Not to Mess It Up)

A deep dive into firewall fundamentals, covering types (NGFW, Cloud), deployment strategies (Perimeter, DMZ), and best practices for hardening, logging, and rule management.