Entropy-requirement based password generator.
Char-based mode:
$ ipassgen -aA0 -E 80.0
BIrfarGdBN666q
Word-based mode (Diceware):
$ ipassgen -m diceware -E 80.0
jh dang front red von wack y's
ipassgen supports character-based password and word-based passphrase.
| Mode | Type | Description |
|---|---|---|
| chars | Chars | Character-based password |
| basic-words | Words | Elementary words list (1358 words) |
| diceware | Words | Original Diceware (7776 words) |
| diceware-alnum | Words | Alpha-numeric words from Diceware (7697 words) |
Specify character set.
| Option | Set |
|---|---|
| a | Lower case, a-z |
| A | Upper case, A-Z |
| 0 | Numbers, 0-9 |
| ! | ASCII symbols |
If you wanto to specify symbols to use, use -s option.
$ ipassgen -aA0 -s '%&()*+,-./:;<=>?@[]^_|~'
r(MY3lv5X.7Q
Specify target entropy in bits.
Specify output length.
In char-based mode, output LEN characters.
In word-based mode, output LEN words.
If you specify short length that is not enough to generate default entropy target, you must spceify smaller entropy target (-E).
Specify maximum output length in bytes.
Default value is 72 bytes, from bcrypt limitation.
Specify word separator. Default is a space.
ipassgen is distributed under the terms of both the MIT license and the Apache License (Version 2.0).
See LICENSE-APACHE and LICENSE-MIT.