How to set up Firewall / Security via Iptables

In this article, I will show you how you can enable a firewall in your Linux machine and using a Firewall how can you Block any malicious IP and make your server secure. So let’s get started. What is a Firewall Now you may be wondering what is a Firewall, so according to Wiki, a

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How to Change SSH config in AWS EC2

By default when you create a new instance in AWS, you have to authenticate via the PEM files. This is the most secured way to connect to the instance. But sometimes you need to login using password based authentication. Here I have shown how you can change the Authentication process. To continue, you need to

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How to Check Log files in Linux

In this article, I will discuss how you can monitor your log files in a Linux server, which is one of the key tasks of any Linux System Administrator. But before that, let’s discuss what is the log file. What is Log file According to WiKi, a log file is a file that records either

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About Myself

Atiqur Rahman

I am Atiqur Rahman graduated from BUET and am an AWS-certified solutions architect.


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