Once I was strating the sshd service, I saw the error: Could not load host key: /etc/ssh/ssh_host_rsa_key issue. Sometimes while starting the sshd service you may face some issues like the following: Could not load host key: /etc/ssh/ssh_host_key Could not load host key: /etc/ssh/ssh_host_rsa_key Could not load host key: /etc/ssh/ssh_host_dsa_key Could not load host key: … Read more
The sudo (super do) is a program for Unix like operating systems. It allows a to run a command or program with the privilege of another , by default super. It comes preinstalled in various Linux distributions, but if you want to use it in FreeBSD then first you need to install it. In … Read more
In Unix like operating systems, a shell is a program that interprets the command, executes, takes input(s), and prints output(s) on the terminal. FreeBSD uses tcsh as the default root shell and sh as the default shell. For the purpose of bash scripting, you might need it in FreeBSD. So this article describes how … Read more
Bash is a modern and one of the most widely used shells in Unix like operating systems. It is the sh compatible shell that can run sh scripts without any modifications. Bash auto-completion or tab completion is a feature in which types a few words and shell suggests the whole command you can press … Read more
In a Unix like operating system, a service is a computer program or an application that runs in the background and performs some essential tasks. It does not provide any interface to interact with the system. The services are also known as daemons. Generally, the name of daemons ends with the letter d. For example- … Read more
One-time In Everything(OPIE) is a security feature in FreeBSD that prevent a system from replay attack. In a replay attack, an attacker discovers the of a and use it to access the system. Since a used only once in OPIE so discovered is of little use to an attacker. In … Read more
FreeBSD provides various tools as a part of its base system. In FreeBSD, there are two ways to install software packages from official repositories or third-party sources i.e. pkg and ports. The pkg is used to install from prebuilt binaries and port is used to install from sources. Ahead in this article, we will discuss … Read more
FreeBSD operating system has an extra security feature for files called file flags. It provides additional control over files, but not directories. If you set the flag of a file it can not be removed or altered by anyone including root. The chflag utility can be used to modify the file flags of the listed … Read more
Xfce is a free and opensource desktop environment that aims to be lightweight, fast, and low on system resources while still being visually appealing and easy to use. There are two ways to install software packages in FreeBSD: pkg and ports collection. Pkg is used to install packages from prebuilt binaries while ports collection is … Read more
In FreeBSD, a shell is a program that interprets the command, executes, takes input(s), and prints output(s) on the terminal. A shell acts as an intermediary between and kernel. FreeBSD uses tcsh as the default root shell and sh as the default shell. Fish is a feature-rich, smart, and -friendly shell. This article … Read more
FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution. It is used to power modern servers, desktops, and embedded platforms. In FreeBSD, there are two ways to install a package: Using pkg and from the ports collection. Over time, newer versions of the software package become available for installation. This … Read more
FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution. It is used to power modern servers, desktops, and embedded platforms. FreeBSD is a multi- operating system that means many s can have s on a single system and they can use it’s resources simultaneously. Anyone who wants to use … Read more