Secure Password Generator
Generators100% Client-SideGenerate strong, unhackable passwords using browser-native cryptographic randomness.
Password Strength:Very Strong
Password Length20
63264
Generate Quantity1
SponsorNon-intrusive
What is Secure Password Generator?
Generate strong, cryptographically secure passwords using the window.crypto API. Customize length, uppercase letters, lowercase letters, digits, and special symbols with real-time password strength estimation.
How to Use Online
- 1Set Desired LengthUse the slider to select your password length (recommended 16 to 32 characters).
- 2Select Character SetsToggle uppercase letters, lowercase letters, numbers, and special symbols (!@#$%^&*).
- 3Exclude AmbiguousOptionally exclude lookalike characters (0/O, 1/l/I) for error-free typing.
- 4Generate & CopyClick Generate to produce a cryptographically secure password and copy with 1-click.
Key Features
- Uses window.crypto.getRandomValues for true cryptographic security
- Adjustable length from 6 to 128 characters
- Custom character sets (Uppercase, Lowercase, Numbers, Symbols)
- Option to exclude similar characters (e.g. 0, O, 1, l, I)
- Real-time entropy & password strength score
- Bulk generation mode
Common Use Cases
- Creating high-security database and root credentials
- Generating API keys and application secrets
- Creating secure passwords for online accounts
Frequently Asked Questions
No! Passwords are generated directly on your device via crypto APIs. Nothing is ever logged or transmitted.