Password Strength Checker
Estimate password entropy and strength in real time.
About this tool
Type a password and get a quick estimate of its entropy in bits, a strength label, and a short list of weaknesses (runs, repeats, common passwords).
Estimate password entropy and strength in real time.
Type a password and get a quick estimate of its entropy in bits, a strength label, and a short list of weaknesses (runs, repeats, common passwords).