Cybersecurity
How cyberattacks work, encryption, digital privacy, and the tools used to protect data and systems.
10 articles
How Encryption Works: Symmetric, Asymmetric, and the Math Behind Digital Security
A comprehensive explanation of how encryption works — symmetric and asymmetric encryption, the mathematics of public-key cryptography, TLS/HTTPS, end-to-end encryption, and how encryption protects data in the modern digital world.
What Is a Cyberattack? Types, Methods, Major Incidents, and How to Stay Protected
A comprehensive overview of cyberattacks — the major types including phishing, ransomware, DDoS, and SQL injection, how they work, significant real-world examples, and evidence-based strategies for individuals and organizations to reduce risk.
What Is a VPN? How Virtual Private Networks Work and When to Use One
A comprehensive explanation of VPNs — how they encrypt and tunnel internet traffic, the protocols used, what VPNs protect and don't protect, how to choose a provider, and the legitimate use cases for virtual private networks.
How Two-Factor Authentication Works: Security, Types, and Why It Matters
A comprehensive guide to two-factor authentication (2FA) — how it works, the different types (SMS, authenticator apps, hardware keys, passkeys), the security tradeoffs between them, and why enabling 2FA is one of the most important security steps anyone can take.
What Is Ransomware? How It Works, Major Attacks, and Prevention
A thorough explanation of ransomware — the malware that encrypts your files and demands payment. Learn how attacks unfold, notable incidents, and how organizations and individuals can protect themselves.
Social Engineering Attacks Explained
A detailed guide to social engineering attacks covering common techniques, real-world examples, psychological principles, and prevention strategies.
How Zero-Day Exploits Work
An in-depth look at zero-day exploits covering how vulnerabilities are discovered, traded, weaponized, and defended against in cybersecurity.
What Is Phishing? Types, Examples, and Prevention
A comprehensive guide to phishing attacks covering types, real-world examples, how to identify phishing, and proven prevention strategies.
How Firewalls Work: Network Security Explained
Learn how firewalls work to protect networks, including packet filtering, stateful inspection, next-generation firewalls, firewall types, and configuration.
What Is Malware? Types, Threats, and Protection
Learn what malware is, the major types of malicious software including viruses, worms, ransomware, and trojans, how malware spreads, and how to protect against it.