Linux Open Source World

17/01/2018

https://www.digitalocean.com/community/tutorials/how-to-set-up-a-production-elasticsearch-cluster-on-ubuntu-14-04

Elasticsearch is a popular open source search server that is used for real-time distributed search and analysis of data. When used for anything other than development, Elasticsearch should be deployed across multiple servers as a cluster, for the best

09/02/2017

http://www.techrepublic.com/article/how-to-harden-mysql-security-with-a-single-command/

Securing your MySQL installation isn't difficult. Find out how to easily harden MySQL with one command.

01/02/2017

https://nakedsecurity.sophos.com/2017/01/11/thousands-of-mongodb-databases-compromised-and-held-to-ransom/?utm_content=buffer132c0&utm_medium=social&utm_source=linkedin.com&utm_campaign=buffer

MongoDB databases are being hit by an attacker demanding a 0.2BTC ransom

31/01/2017

http://www.tecmint.com/wkhtmltopdf-convert-website-html-page-to-pdf-linux/

Wkhtmltopdf is an open source simple and much effective command-line shell utility that enables user to convert any given HTML (Web Page) to PDF document .

31/01/2017

https://www.ostechnix.com/how-to-limit-cpu-usage-of-a-process-in-linux/

This brief article describes how to limit cpu usage of a process in Unix-like distributions using cpulimit command from commandline.

07/12/2016

http://opensourceforu.com/2016/08/swatch/

Though limited in its abilities, Swatch is a very powerful tool to implement alongside other security products to proactively monitor system logs. Swatch gives systems administrators great log-monitoring options. It’s a perfect tool for monitoring SSH or denial-of-service attacks on Linux servers, a...

07/12/2016

http://www.linuxandubuntu.com/home/how-to-use-angry-ip-scanner-network-scanner

07/12/2016

http://www.datamation.com/security/google-chrome-55-fixes-flaws-blocks-flash.html

Adobe Flash content will still run in Google'c Chrome 55 web browser, but users will need to specifically enable it.

07/12/2016

https://www.howtoforge.com/tutorial/install-icinga2-and-icingaweb2-on-centos-7/

Icinga 2 is a scalable OpenSource monitoring software. This tutorial describes the installation of Icinga 2 together with Icingaweb on a CentOS 7 serv...

12/06/2016

The Complete Guide to “useradd” Command in Linux – 15 Practical Examples

In Linux, a 'useradd' commad is a low-level utility that is used for adding/creating user accounts in Linux and other Unix-like operating systems.

09/06/2016

Webmin is an open source web based system configuration application for Linux system administration. With the help of this tool we can manage internal system configuration such as setting up user accounts, disk quotas, services configuration like Apache, DNS, PHP or MySQL, file sharing and much more. Webmin applications is based on Perl module and it uses TCP port 10000 with OpenSSL library for communicating via browser.

Webmin is an open source web based system administration and configuration control panel for Linux system administration, which allows admins to manage internal

09/06/2016

Install Cacti (Monitoring tool) on ubuntu 16.04 server

Install Cacti (Monitoring tool) on ubuntu 16.04 server Posted on June 6, 2016 by ruchi Leave a comment Sponsored Link Cacti is a complete network graphing solution designed to harness the power of RRDTool's data storage and graphing functionality. Cacti provides a fast poller, advanced graph templat...