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How to Check if the Firewall Is Active on Linux (Across Different Distributions)
On Linux systems the active firewall service depends on the distribution. On Ubuntu or Debian you often check with ufw...
Mastering Linux DM Multipathing and iSCSI Block Storage on Red Hat Enterprise Linux
Linux Device Mapper Multipath (DM Multipath) is a feature used in enterprise storage environments to provide redundancy and improved performance by allowing a system to...
Using a Jump Host (Bastion Host) for SSH (Secure Shell)
When managing remote servers, SSH (Secure Shell) is the go-to protocol for secure, encrypted connections. However, in enterprise environments, direct...
Mastering the mitmproxy (MITM interactive HTTPS Proxy) on Linux
In this post I want to show step by step how we can install the mitmproxy on different Linux distributions...
Mastering Oracle Linux Updates and Repos
In this post I want to show how we can manage updates and repositories in Oracle Linux, to demonstrate this...
.Bashrc vs .bash_profile (or just .profile)
First of all both, the ~/.bashrc and the ~/.bash_profile file or like in SUSE Linux just ~/.profile, are configuration files...