Disable root local or remote ssh login for CentOS

Source: Internet
Author: User
In some special cases, we need to prohibit root users from logging on locally or remotely using ssh to increase security. Do not add the following line to authrequiredpam_succeed_if.souser in the/etc/pam. d/login file! = Rootquiet: disable root remote ssh login to modify the/etc/ssh/sshd_config file, set # Permi

In some special cases, we need to prohibit root users from logging on locally or remotely using ssh to increase security.

Disable local root login

Add the following line to the/etc/pam. d/login file
Auth required pam_succeed_if.so user! = Root quiet

Disable root remote ssh login to modify the/etc/ssh/sshd_config file and change # PermitRootLogin yes to PermitRootLogin no
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