This is my project. I will describe for myself which files I have to check. Maybe in the future I will increase the number of commands.
ssh [email protected] -p 4242 (to connect)
if some problem ~/.ssh/knows_hosts
lsblk (to see partition)
ufw status numbered (to see opened port)
Password Policy /etc/pam.d/common-password
retry minlen ucredit lower-case letters in the password lcredit upper-case letter in the password dcredit digital in the password ocredit other characters in the password maxrepeat reject_username difok define number of characters that must be different from the previous password enforce_for_root
/etc/login.defs
PASS_MAX_DAYS PASS_MIN_DAYS PASS_WARN_AGE
group