In-depth guides, tips, and tutorials on two-factor authentication and online security.
That padlock icon represents HTTPS, powered by TLS, encrypting your connection to a website. Here is what it actually protects, what it doesn't, and why the padlock alone isn't a safety guarantee.
Read more →VPN ads promise total anonymity and hacker-proof security. The reality is narrower and more useful. Here is what a VPN actually does, honestly, without the marketing.
Read more →Social engineering skips the technology and hacks the human instead. Here is how manipulators trick people into handing over access, the common tactics, and how to build resistance.
Read more →Both TOTP and HOTP generate one-time passwords, but they use different mechanisms. Learn the technical differences and why TOTP became the dominant standard for 2FA apps.
Read more →Both password managers and 2FA are recommended by every security expert. But what does each one protect against? And do you really need both? The answer is yes, here's why.
Read more →When you set up 2FA, you scan a QR code. But what's actually in it? Learn exactly what data QR codes encode for TOTP, how to read them, and how to generate your own.
Read more →A strong password is your first line of defence. Learn what actually makes a password strong, what the latest NIST guidelines say, and how to manage dozens of unique passwords.
Read more →Passkeys promise to replace passwords with something more secure and easier to use. But how do they actually compare? We break down every angle of the debate.
Read more →Passkeys replace passwords with cryptographic keys stored on your device. Learn how they work, which sites support them, and whether they're truly more secure.
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