Password Entropy Calculator

Password entropy is a measure of the strength of a password or passphrase. It is a way of quantifying how difficult it would be for an attacker to guess or crack your password.

Test your password entropy with the form below. 

*Ask us about ZypherStrike, our proprietary password-cracking platform that allows us to provide an Active Directory Password Security Assessment for your organization.

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Zelvin Security
Password Calculator

Enter the count of each character type in your password.

Results
bits