Strong Password Generator | DevNexus

How It Works

Length is King

Opt for a password length of at least 16 characters. Longer passwords are exponentially tougher to crack.

Mix It Up

Include uppercase, lowercase, numbers, and symbols to maximize character variety and complexity.

Generate Unique

Use a randomly generated password so it has zero ties to your personal information or dictionary words.

Store Safely

Copy your new robust password directly into a reputable Password Manager to keep it secure.

Generate Strong, Random Passwords in Your Browser

A strong password should be long, random, and unique. Our free Password Generator uses the browser’s Web Crypto API to create cryptographically random passwords. Choose length and character types (uppercase, lowercase, numbers, symbols); generation is 100% client-side—we never see or store your passwords.

What makes a password strong?

Length and randomness matter most. Aim for at least 16 characters and a mix of character sets. Avoid dictionary words and reuse. The tool’s strength meter reflects entropy: higher entropy means the password is harder to guess or brute-force.

Best practice

Use a password manager to store generated passwords. That way you can use a unique, strong password for every account without memorizing them. This generator is ideal for creating those passwords.

Frequently Asked Questions

Is this password generator secure?

Yes! All passwords are generated 100% locally in your browser leveraging the Web Crypto API, which uses a cryptographically pseudo-random number generator (CPRNG). We do not store, log, or transmit the generated passwords to any server.

What makes a password strong?

A strong password is typically long (at least 12-16 characters) and includes a mix of uppercase letters, lowercase letters, numbers, and symbols. It should be unique and not match any dictionary word or previously breached password.

How does the strength meter work?

The strength meter calculates the entropy of the password based on its length and the pool size of chosen character types. Higher entropy translates to exponentially harder passwords to guess or brute-force.

Should I memorize my generated passwords?

It is highly recommended to use a secure Password Manager to store generated passwords rather than memorizing them. This allows you to use distinct, highly complex passwords for every service.

How It Works

Length is King

Opt for a password length of at least 16 characters. Longer passwords are exponentially tougher to crack.

Mix It Up

Include uppercase, lowercase, numbers, and symbols to maximize character variety and complexity.

Generate Unique

Use a randomly generated password so it has zero ties to your personal information or dictionary words.

Store Safely

Copy your new robust password directly into a reputable Password Manager to keep it secure.

Generate Strong, Random Passwords in Your Browser

What makes a password strong?

Best practice

Frequently Asked Questions

Is this password generator secure?

What makes a password strong?

How does the strength meter work?

Should I memorize my generated passwords?

It is highly recommended to use a secure Password Manager to store generated passwords rather than memorizing them. This allows you to use distinct, highly complex passwords for every service.