Password & Authentication Tools
Create, evaluate, and manage strong authentication secrets without sending them to a server.
Password & Authentication Tools
Create, evaluate, and manage strong authentication secrets without sending them to a server.
Password Strength Checker
Evaluate password length, character variety, predictable patterns, estimated entropy, and practical improvement opportunities entirely in the browser.
Use Tool →Secure Password Generator
Generate one or more cryptographically random passwords with controllable length, character sets, ambiguous-character filtering, and custom symbols.
Use Tool →Passphrase Generator
Create memorable multi-word passphrases from a built-in word bank with cryptographically random word selection and optional capitalization, numbers, and symbols.
Use Tool →TOTP Authenticator Code Generator
Generate RFC-style time-based one-time passwords from a Base32 secret with configurable digits, period, and supported HMAC algorithms.
Use Tool →Secure PIN Generator
Generate cryptographically random numeric PINs with configurable length, quantity, repeat filtering, and predictable-sequence rejection.
Use Tool →