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What Is a Strong Password?

Learn what makes a password strong: length, uniqueness, unpredictability and layered account security.

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1. Length gives you room for security

Short passwords leave fewer possible combinations. More length generally creates a larger safety margin.

2. Uniqueness prevents chain reactions

A password exposed on one website should never unlock your other accounts.

HashMyPass tip: Security should be practical. The best system is one you can consistently maintain.

3. Predictability is the enemy

Birthdays, names, keyboard patterns and familiar substitutions are easier to anticipate than they look.

4. Randomness beats cleverness

A generated password does not need to be meaningful. That is exactly what makes it difficult to predict.

Frequently Asked Questions

Do symbols automatically make a password secure?

No. Length and unpredictability matter more than simply adding a predictable symbol.

Should every account have a different password?

Yes, especially important accounts. Unique passwords limit the damage from a breach.

Does two-factor authentication replace a strong password?

No. It is an additional layer that works best alongside a unique password.

Try the interactive password strength and crack-time calculator →