Question
IP addresses keep on attacking our server. 192.168.0.115 and 192.168.0.125. Block them with tcp wrappers for all services?
- Posted January 1, 2018
- SecurityUbuntu 16.04
1 accept all related and established states 2 accept all packets from the icmp protocol (ping etc.) 3 accept everything coming to the loopback interface (lo) 4 accept ssh traffic – port 22 on the tcp protocol 5 accept http traffic – port 80 on the tcp protocol 6 accept https traffic – port 443 on the tcp protocol 7 drop all other packets.
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Those IPs are in private IP space, so I doubt it. How did you determine they are “attacking” you?
You could do this with Digital Ocean’s firewall service.
https://www.digitalocean.com/community/tutorials/an-introduction-to-digitalocean-cloud-firewalls