Bcrypt Generator & Verifier

About Bcrypt Generator & Verifier

Hash passwords with bcrypt and verify plaintext passwords against bcrypt hashes — all in your browser using bcryptjs. Adjust the cost factor (rounds) from 4 to 14 to balance security and speed. Use the verifier to check if a password matches a stored hash. Essential for developers testing authentication flows. Your passwords never leave your device.

How to Use Bcrypt Generator & Verifier

Securely hash passwords or verify existing bcrypt hashes directly in your browser using this local security tool.

1. 1

   Enter your plaintext password

   Type or paste the password you want to hash into the input field. All processing happens locally in your browser for maximum security.

2. 2

   Select the desired cost factor

   Adjust the salt rounds between 4 and 14 to balance hashing speed and security strength. Higher rounds increase protection against brute-force attacks.

3. 3

   Generate the bcrypt hash

   Click the generate button to create the secure hash string. The tool uses bcryptjs to produce a standard hash compatible with most authentication systems.

4. 4

   Verify an existing bcrypt hash

   Switch to the verifier tab to check if a plaintext password matches a specific hash. This is essential for testing your application's login logic.

Estimated time: PT1M

Frequently Asked Questions

Related Articles

Bcrypt Generator & Verifier: Hash and Verify Passwords

Securely hash passwords with the Bcrypt Generator & Verifier. Adjust cost factors from 4 to 14 and verify hashes locally in your browser for maximum security.