Tag: attack

Nginx + Fail2ban Blocking IP behind AWS Load Balancer

You know there is this problem, if you have some web servers behind an Amazon ELB it’s hard to block some malicious hosts. Why is it hard? Well, first of all, on the ELB you can use only security groups to allow/block IP/nets, BUT AWS Security Group doesn’t permit you to block something but only to allow, […]


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