sudo vi /etc/hosts.deny
#Deny specifying IP sshd:127.0.0.1 #Reject IP segment (wildcard symbol '.') sshd:127.0.0.
sudo systemctl restart sshd
sudo vi /etc/hosts.deny
#Deny specifying IP sshd:127.0.0.1 #Reject IP segment (wildcard symbol '.') sshd:127.0.0.
sudo systemctl restart sshd