Privacy-First — Password Never Stored
Password Strength Analyzer
Check password entropy, estimated crack time, and breach status using HaveIBeenPwned k-anonymity API. Your password is never sent in full — only a 5-character SHA1 prefix is used.
🔒 Your password is never stored or logged. Breach check uses k-anonymity — only the first 5 characters of the SHA1 hash are sent to HaveIBeenPwned.