Password Strength Lab
Classes 5–12 · about 4 minutes · free, no sign-up
What you will learn
See how attackers guess passwords, why length beats symbols, and why every account needs its own password.
How to play
- Type a made-up password, never your real one, and see how long it might take to crack.
- Compare a name with a year, a keyboard pattern and a long sentence.
- Make up a password that would last over 100 years.
- Find out why using one password everywhere is risky.
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Play →Free forever, no account needed. No ads for students and no tracking. Anything you type stays on your device.