This is a widely used function amongst the server managers. Depending on your system configuration, the server will ban the enforcer’s IP, either putting it in the firewall’s deny list or, on Linux servers with IPTables installed, will put the IP in the drop list. To achieve this feature, the easiest way is to install a software firewall....
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Ban IP on server level after a number of unsuccessful loginsThis is a widely used function amongst the server managers. Depending on your system configuration, the server will ban the enforcer’s IP, either putting it in the firewall’s deny list or, on Linux servers with IPTables installed, will put the IP in the drop list.
To achieve this feature, the easiest way is [...]
Yeah, I know, I’m an idiot.
So, what I wanted to do is to annoy one of my friends in a way he never observes I did something. He is a frequent visitor of one of the site’s I manage, as I couldn’t find a better way, I decided to do something with the [...]
Ok, two
First connect to your server’s private network using SSH and login as root. Your data center should provide you how can you do this, on Softlayer servers you have to create first a VPN tunnel to the Softlayer network then you can connect to the server’s private IP.
Usually a server has two [...]
Sometimes users come to your website with bad intentions. Say you observe that somebody tries to brute force a password or just sends unknown requests to your server in an incredibly fast rate.
A very basic solution is to just ban the IP of the remote computer using IPTables. I will try to explain in a [...]
