How to Generate Strong Passwords That Hackers Can't Crack

The average person has over 100 online accounts. Most of them are protected by weak, reused passwords. If one gets breached, everything else is at risk. Here's how to generate uncrackable passwords and manage them properly.

What Makes a Password Strong?

A strong password has three key characteristics:

• • Length: At least 12 characters. Every additional character multiplies the difficulty exponentially.
• • Complexity: Mixes uppercase, lowercase, numbers, and symbols.
• • Uniqueness: Never used anywhere else.

Password Entropy Explained

Entropy is a measure of how unpredictable a password is. It's measured in bits — the higher the entropy, the harder to crack.

Why Reusing Passwords is Dangerous

In 2023, the average data breach cost $4.45 million. But the real danger isn't the breach itself — it's credential stuffing. Hackers take email:password pairs from one breach and try them on every major website. If you reuse passwords, one breach compromises all your accounts.

Use a Password Manager

You can't remember unique 16-character passwords for 100+ accounts. Use a password manager instead. It generates and stores strong, unique passwords for every account. You only need to remember one master password. Popular options include Bitwarden (free), 1Password, and Dashlane.

How Our Password Generator Works

• • Fully in your browser — Your passwords never leave your device
• • Cryptographically random — Uses your browser's secure random number generator
• • Customizable — Set length, include/exclude character types, and avoid ambiguous characters
• • No storage — We don't save or track generated passwords

Password Checklist