What changing one need to make to force gentoo log-in to accept simple password. The system is not a high security risk so I have no need for a sophisticated password.
I think it has to do something with file: /etc/pam.d/system-auth Here is an old one: auth required pam_env.so auth required pam_unix.so try_first_pass likeauth nullok auth optional pam_permit.so account required pam_unix.so account optional pam_permit.so password required pam_cracklib.so difok=2 minlen=8 dcredit=2 ocredit=2 retry=3 password required pam_unix.so try_first_pass use_authtok nullok sha512 shadow password optional pam_permit.so session required pam_limits.so session required pam_env.so session required pam_unix.so session optional pam_permit.so and a new one: auth required pam_env.so auth requisite pam_faillock.so preauth auth [success=1 default=ignore] pam_unix.so nullok try_first_pass auth [default=die] pam_faillock.so authfail auth optional pam_permit.so account required pam_unix.so account required pam_faillock.so account optional pam_permit.so password required pam_passwdqc.so config=/etc/security/passwdqc.conf password required pam_unix.so try_first_pass use_authtok nullok sha512 shadow password optional pam_permit.so session required pam_limits.so session required pam_env.so session required pam_unix.so session optional pam_permit.so

