Here is very useful command line to help you out to nicely reorder columns in delimited file with using awk. cat mybigfile.txt | awk ‘BEGIN{FS=”,”…
View More How to Reorder columns in delimited file using awkTag: CentOS
Export failed ssh login of intruders on your server with IP into csv file
Here is my simple bash to export failed logins with IP address of the intruder into csv file and send back to you with email.…
View More Export failed ssh login of intruders on your server with IP into csv fileConfigure Sendmail on Fedora 20/RedHat/CentOS to send emails
You have installed your new machine and you want be able to send out email from the machine to the world. You may want to…
View More Configure Sendmail on Fedora 20/RedHat/CentOS to send emailsInxi – tool to check hardware information on Linux system
It is usual that some user on systems struggle to find what hardware specs are on their systems. There is an entire ocean of commands…
View More Inxi – tool to check hardware information on Linux systemInstall Linux Malware Detect (LMD) on Linux machine
First of all, what is LMD – Linux Malware Detect – is a scanner for Linux released under the GNU GPLv2 license, that is designed around…
View More Install Linux Malware Detect (LMD) on Linux machineHow to install Apache Tomcat on CentOS 6.3 in few steps
is an open source software implementation of the Java Servlet and JavaServer Pages technologies. Different versions of are available for different versions of the Servlet…
View More How to install Apache Tomcat on CentOS 6.3 in few stepsSSH – how to remove offending ssh key from known_hosts file
So I have demoted and removed my old CentOS server that was my server. New server has been installed and configured and I am trying…
View More SSH – how to remove offending ssh key from known_hosts fileCentrify Express Update Adds Platform Support, Addresses Bug Fixes
Centrify Suite 2012 Update 5 (Suite 2012.5) adds additional platform support, addresses bug fixes, and improves the Deployment Manager component by writing the working data…
View More Centrify Express Update Adds Platform Support, Addresses Bug FixesHow to install OpenVAS vulnerability scanner on CentOS 6.3
OpenVAS is a framework of several services and tools offering a comprehensive and powerful and management solution. The powerful and comprehensive OpenVAS solution is available as…
View More How to install OpenVAS vulnerability scanner on CentOS 6.3Auditing Linux machine with Lynis Auditing Tool
I am sure everyone understand how important is to keep your Linux system regardless if you run , or in secure state. There is plenty…
View More Auditing Linux machine with Lynis Auditing Tool