Generate strong, cryptographically secure passwords with customizable options. 100% private.
Generated Password
Click to copy or regenerate
Password StrengthNone
Options
Customize your password
16 characters
464
abcLowercase (a-z)
ABCUppercase (A-Z)
123Numbers (0-9)
!@#Symbols (!@#$%)
How the Password Generator Works
The SimpleTaskTools Password Generator creates cryptographically secure random passwords using your browser built-in random number generator. Our tool uses the Web Crypto API to ensure truly random, unpredictable passwords that are safe to use for any account.
Customizable Options
Configure your password to meet any requirements. Choose the length (4-64 characters) and select which character types to include: lowercase letters, uppercase letters, numbers, and symbols. Quick presets help you generate passwords of common strengths instantly.
Password Strength Indicator
Our strength meter evaluates your password based on length and character variety. A strong password should be at least 12 characters long and include a mix of character types. The visual indicator helps you understand how secure your password is at a glance.
Cryptographically Secure
Unlike simple random generators, our tool uses the Web Crypto API which provides cryptographically strong random values. This means the passwords generated are suitable for high-security applications and cannot be predicted or reproduced.
Privacy First
All password generation happens locally in your browser. No passwords are ever sent to any server, logged, or stored anywhere except your clipboard when you copy them. Your security is never compromised.
Weak passwords are still the number-one cause of account compromise in 2026. The Verizon Data Breach Investigations Report finds that credential-based attacks account for over 80% of hacking-related breaches — and the top cause is people reusing simple passwords across sites. A good password manager plus a strong, unique password per site is the single highest-leverage security move an internet user can make.
Our Password Generator produces strong passwords using window.crypto.getRandomValues() — the W3C-standard cryptographically-secure random number generator. This is the same source of randomness used by Node.js, Chrome's SSL implementation, and password managers like Bitwarden and 1Password. Math.random() is not used anywhere; every character is drawn from true CSPRNG-quality entropy.
You control the character set (uppercase, lowercase, digits, symbols) and length (8 to 128 characters). We show an entropy score in bits so you can compare passwords objectively — anything above 80 bits is considered strong enough to resist offline brute-force attacks with modern GPU hardware. The password never leaves your browser: no network request is made when you generate.
How to use Password Generator
1
Choose length
Drag the slider to the desired length. For most accounts 16 characters is plenty; for master passwords or root credentials, use 24 or more.
2
Pick character sets
Toggle uppercase, lowercase, digits, and symbols. Each additional set roughly doubles the search space for an attacker. For maximum compatibility use all four.
3
Optionally exclude ambiguous characters
Turn on "Exclude similar" to remove characters like 0/O and 1/l/I that are hard to distinguish visually — helpful when you have to type the password by hand.
4
Generate and copy
Click Generate for a fresh password. The clipboard button copies it in one click. Regenerate as many times as needed — each is fully independent.
5
Store in a password manager
Never memorize a generated password. Paste it into Bitwarden, 1Password, iCloud Keychain, or your browser's password manager. That's the whole point — you delegate memory to the manager and use unique passwords everywhere.
Common Use Cases
New online account signup
Every time you create an account, generate a unique 16+ character password. Combined with a password manager, this makes credential-stuffing attacks impossible.
Server root passwords
Generate 24-character mixed-symbol passwords for Linux root, database admin, or cloud console access. Never reuse across servers.
WiFi network passwords
A well-generated 20-character password for your home or office WiFi is trivially strong against brute-force cracking of the WPA2 handshake.
Rotating compromised passwords
If a service you use suffers a breach, generate a new unique password immediately and update it. Reuse is what turns one breach into ten.
Temporary shared credentials
Need to send a one-time password to a colleague? Generate a fresh one, share via a secure channel, and force-change on first use.
Master passwords with high entropy
For your password manager's master password, generate 24 characters with all sets enabled — the one password you actually have to type sometimes.