Generate Random Passwords

< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c6
If you want a password length longer than 6, changing the -c6 to read -c8 will give you 8 random characters instead of 6. To end up with a line-feed, use this with echo: # echo `< /dev/urandom tr -dc _A-Z-a-z-0-9 | head -c6`

11
By: Blackbit
2009-02-24 09:43:40

8 Alternatives + Submit Alt

What Others Think

makepasswd
SiNiESTrO · 503 weeks and 6 days ago
Works great! Thanks!
viniciusfs · 503 weeks and 6 days ago
That's mkpasswd, wich waits for user input: mkpasswd Password:
Blackbit · 502 weeks and 5 days ago
pwgen
bwoodacre · 480 weeks and 3 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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