groupadd su_user
useradd -g su_user su_user
passwd su_user
cp -ar /etc/group /etc/group.bak7
vi /etc/group
Search for wheel, then append “,su_user”
EG : “root,su_user”
vi /etc/ssh/sshd_config
PermitRootLogin no
Scroll to the bottom of file
AllowUsers su_user
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