Changing remote logon in linux does not directly use the root account

Changing remote logon in linux does not directly use the root account-Linux Enterprise Application-Linux server application information. The following is a detailed description. Changing remote logon in linux does not directly use the root account
If linux is installed without any modification, You can remotely connect to the server using SSH, puty, or other software, you can directly log on to the server using the root account. To reduce risks, generally, you need to modify the following files. The specific path is as follows:
Vi/etc/ssh/sshd_config

The modification location is as follows:
# Authentication:

# LoginGraceTime 2 m
# PermitRoutLogin yes
# StrictNodes yes
# NaxAuthTRIES 6

Change "yes" in the sentence "# PermitRoutLogin yes" to "no" and remove the preceding.