:: random password using bash
:: how to create random password using bash
$ < /dev/urandom tr -dc A-Za-z0-9_ | head -c8
:: make simple random password script
$ vi ranpass.sh
#!/bin/bash
p=$( < /dev/urandom tr -dc A-Za-z0-9_ | head -c8 )
echo "${p}"
$ chmod +x ranpass.sh
$ ./ranpass.sh
3GXuPBx6
:: link
+ google
I don’t understand.
-d option in tr shouldn’t delete and exclude instead of select alphanumeric characters?
@Leonardo::
you can read manual for tr, using command:
$ man tr
-d, –delete
delete characters in SET1, do not translate