Paul Scarlett Personal Website

The Onion Router (Tor): How It Works

Oct 25, 2025 · 8 min read

When privacy‑savvy internet users talk about “the onion,” they’re usually referring to Tor, the open‑source network that routes traffic through multiple encrypted layers

The CIA Triad: Why Confidentiality, Integrity, and Availability Matter to Everyone

Oct 18, 2025 · 5 min read

When you hear “CIA,” you probably think of espionage. In information security, however, the CIA triad stands for Confidentiality, Integrity, and Availability

The UK’s Cyber Essentials Scheme: An Overview

Oct 18, 2025 · 4 min read

In today’s hyper‑connected world, cyber‑threats are no longer a niche concern—they affect businesses of every size, public sector organisations, and even individual citizens.

The SID Chip

Oct 12, 2025 · 9 min read

When the Commodore 64 (C64) arrived in 1982, its most celebrated feature wasn’t the 64 KB of RAM or the colorful graphics—it was the Sound Interface Device (SID) chip

The Evolution of Hacking: From Curious Explorers to Modern Cyber‑Criminals

Oct 11, 2025 · 10 min read

Hacking began as a form of playful curiosity—people probing the limits of emerging computer systems.

Beginners guide to VPNs

Oct 4, 2025 · 5 min read

In today’s hyper‑connected world, our online activities leave a trail of data that can be harvested, tracked, or intercepted at almost any point along the route.

Understanding Firewalls 101

Sep 28, 2025 · 5 min read

In today’s hyper‑connected world, a firewall is often the first line of defense against unwanted traffic, malware, and data breaches.

How to spot a phising email

Sep 20, 2025 · 5 min read

Phishing attacks rely on a simple premise: trick you into treating a malicious message as trustworthy.

Anti‑Virus & Malware 101

Sep 13, 2025 · 7 min read

Malware (short for malicious software) is any program designed to infiltrate, damage, or exploit a computer system without the owner’s consent

Password Security in 2025 – Proven Strategies Backed by the National Cyber Security Center

Sep 13, 2025 · 6 min read

In a world where our lives are increasingly lived online—shopping, banking, collaborating, and socialising—passwords remain the first gatekeeper protecting our digital identities.