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Password generator

Mix capitals, small letters, digits, and symbols, then copy. The password is not sent anywhere.

450

Why this exists

A new password that follows a rule is useful when the same one should not be reused.

The value lives on this screen. Make another and the previous one is gone.

  1. 01How to use it

    Slide the length or type a number. Below 4 or above 50, a note appears.

    Turn on ABC, abc, 123, or #$@!.

    Press Copy, or ↺ to make another. Changing the length or a kind builds a new password.

  2. 02What you get

    Length 12 with capitals, small letters, and digits is 71 bits, fair.

    Length 20 with the same kinds is 119 bits, very strong. Symbols add more bits at the same length.

    Entered12 · fair

    Start ABC abc 123
    Length 4 Weak
    Length 20 Very strong
    Symbols off means no symbol
  3. 03Worth knowing

    One character from each chosen kind is placed first, then the order is shuffled. A digit kind that is on cannot be missing.

    A number outside 4 to 50 is corrected when you leave the field.

    Turning off every kind keeps the last one on and shows a note.

    After copying, the button label changes for two seconds. The password itself is not stored.

Questions

QCan every kind be turned off?
ANo. The last kind stays on.
QHow is strength chosen?
AIt is the length times the log of the set size. Four steps sit at 50, 75, and 100 bits.
QWhat are the symbols?
AWith #$@! on, symbols are chosen from !@#$%^&*()_+-=[]{}|;:,.<>?.
QIs the password saved?
ANo. It is built on this screen and is not sent to a server.
  • # password
  • # strength
  • # copy
  • # symbol