Category

Security & Privacy

Clear, trustworthy guides on staying secure online: strong passwords, how hashing and encryption really work, IP addresses and WHOIS, and the simple habits that protect your accounts and your data.

Security & Privacy

Jan 26, 2026 · 3 min read

What Is a VPN and Do You Actually Need One?

VPNs are heavily advertised but widely misunderstood. Here is what a VPN really does, what it does not, and when it is genuinely worth using.

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Security & Privacy

Jan 23, 2026 · 3 min read

Password Managers: Why You Should Use One

Reusing passwords is the biggest security mistake most people make. A password manager fixes it effortlessly. Here is how they work and why to trust them.

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Security & Privacy

Aug 8, 2025 · 1 min read

How to Identify an Unknown Hash Type

Found a mystery hash and need to know what it is? Here is how to identify hash types by their length and format.

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