Learn Difference Between “su” and “su -” Commands in Linux
In an earlier article, we have explained to you the difference between sudo and su commands in Linux. These are
How to Delete Root Mails (Mailbox) File in Linux
Usually, on a Linux mail server, over the time the size of /var/spool/mail/root file can increase considerably do to various
How to Use Continuous Release (CR) Repository in CentOS
The CentOS CR (Continuous Release) repository contains packages that will ship in the next point release for a specific CentOS
How to Save Top Command Output to a File
Linux top command is highly used by system administrators to display system statistics in real time regarding system uptime and
How to Change FTP Port in Linux
FTP or File Transfer Protocol is one of the oldest network protocol used today as standard file transfers over computer
Configuration of Zone Minder on Debian 9
In an earlier article, the installation of the security monitoring system Zone Minder on Debian 9 was covered. The next
How to Block Ping ICMP Requests to Linux Systems
Some system administrators often block ICMP messages to their servers in order to hide the Linux boxes to outside world
How to Install Skype 8.13 on Debian, Ubuntu and Linux Mint
Skype is a most popular software application developed by Microsoft that is largely used for Instant Messaging and for Audio
How to Install Skype on CentOS, RHEL and Fedora
Skype is a popular software application currently developed by Microsoft that is mainly used for Instant Messaging and for Audio
Install ZoneMinder – Video Surveillance Software on Debian 9
Whether it’s in the home or the enterprise, physical security is always a foundational component of an all encompassing security
How to Block USB Storage Devices in Linux Servers
In order to protect sensitive data extraction from servers by users who have physical access to machines, it’s a best
Firefox Quantum Eats RAM Like Chrome
For a long time, Mozilla’s Firefox has been my web browser of choice. I have always preferred it to using