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Generate strong passwords using the browser Web Crypto API. No data is sent over the network: the password is created locally and displayed once.
Free, no account required, browser processing and no server upload.
Adjust length and character types, then regenerate if the result does not suit.
104 bits of estimated entropy.
Generated password
Generate strong passwords using the browser Web Crypto API. No data is sent over the network: the password is created locally and displayed once.
Estimated cracking time
8 chars
Lowercase + digits
A few minutes
10 chars
Letters + digits
Several months
12 chars
All types
Thousands of years
16 chars
All types + symbols
Billions of years
A 12-character random password (upper + lower + digits + symbols) is considered secure for 2026. Use a password manager so you never have to remember them.