Bcrypt hash generator & verifier

Create bcrypt password hashes with a chosen cost factor and verify a password against a hash. Runs locally in your browser.

Runs in your browser · nothing is sentHashing & crypto

PasswordCost factor: 10

10 to 12 is typical. Each step doubles the work.

The result appears here

Runs in your browser and can take a few seconds at a high cost factor.

About this tool

Generate a bcrypt hash or check whether a password matches an existing hash. The work factor controls how slow, and therefore how safe, the hash is.

🔒 Your input stays in your browser and is never sent anywhere.

Which cost factor should I use?

A cost of 10 to 12 is typical. Choose the highest value that keeps logins responsive on your servers.

Password generatorGenerate strong, random passwords in your browser. Choose length and characters. Nothing is sent or stored.
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