It is recommended that you change your Debian 9 server user password every 3 months to ensure your security and that of your clients.
This is quite easy to do. There are a few simple steps to follow:
"e
"."linux
" and at the end of this line write: init=/bin/bash
."Ctrl-X
" or"F10
" to perform the boot.mount -rw -o remount /
"passwd name_user
", where name_user
is your user name
, and all problems will be solved.As you can see, there is nothing complicated in changing the password.