Shulou(Shulou.com)05/31 Report--

Many novices are not very clear about how to deal with the risk of service explosion caused by the leakage of ssh information. In order to help you solve this problem, the following editor will explain it in detail. People with this need can come and learn. I hope you can get something.

1 、 vi / etc/ssh/ssh_config

# add two remote ports to prevent modification errors that lead to trouble if you can't log on 22.

Port 22

Port 8094

Save

2 、 vi / etc/ssh/sshd_config

Port 22

Port 8094

Save

3. Iptables-I INPUT-p tcp-- dport 8094-j ACCEPT

Start port on firewall

Service iptables save

Service sshd restart

Service iptables restart

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