Password Generator
Generate strong, secure random passwords instantly. Uses the Web Crypto API for true randomness. Nothing is ever sent to a server.
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How the Password Generator Works
Choose your settings
Crypto-random generation
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Copy and use securely
Secure Password Generator Features
Cryptographically Secure
Uses the Web Crypto API (crypto.getRandomValues) for true random number generation, not Math.random().
Fully Customizable
Control length, character types, ambiguous character exclusion, and generate multiple passwords at once.
Privacy First
All generation happens in your browser. No passwords are ever transmitted, stored, or logged on any server.
Strong Password Generator for Maximum Security
A strong password is your first line of defense against hackers, data breaches, and unauthorized access. Our free password generator creates truly random passwords using the Web Crypto API, the same cryptographic random number generator used by banks, security software, and operating systems.
Unlike weak passwords that use predictable patterns, our generator produces passwords with maximum entropy. A 16-character password using uppercase, lowercase, numbers, and symbols has approximately 105 bits of entropy, which would take billions of years to crack with current technology.
Password vs Passphrase: Which Is Better?
Passwords are random strings of characters that are extremely secure but can be hard to remember. They are best used with a password manager. A 20+ character random password is virtually uncrackable.
Passphrases combine multiple random words (like "Brave-Ocean-Maple-42") to create passwords that are both secure and memorable. A 4-word passphrase from our list has approximately 27 bits of entropy per word, making a 4-word passphrase comparable in strength to a 10-character random password.
For maximum security, we recommend using random passwords stored in a password manager. For accounts where you need to type the password from memory, passphrases with 5 or more words provide a good balance of security and usability.
Tips for Strong Password Security
Use unique passwords: Never reuse passwords across different accounts. If one account is compromised, all accounts with the same password become vulnerable.
Use a password manager: Tools like Bitwarden, 1Password, or KeePass securely store all your passwords so you only need to remember one master password.
Enable two-factor authentication (2FA): Even the strongest password can be compromised through phishing or data breaches. 2FA adds an extra layer of security.
Minimum 12 characters: Modern security guidelines recommend at least 12 characters for passwords. Longer is always better.