Lynis (How to find vulnerabilities and harden a Linux system)

Introduction: In the security industry, there is so much emphasis on Windows server and workstation security with thousands of security products dedicated to finding vulnerabilities and hardening servers. A few products that we have in the market are Nessus,  Nexpose, and OpenVAS, one may say they do support Linux and I agree entirely, but they … Read more

Information Banner on Ubuntu

This is the week I am writing about something that very common, and the reason behind this post is that I was running out of time to work on new stuff I found interesting. But keep the promise for the next post I will bring something interesting. Lets start. Searching through the Linux file system … Read more

Configuring two-factor authentication on CentOS 7

Multi-factor authentication has been one of the incredible things that security people love. An extra layer of protection that authorized person has, have or are. Now let’s get straight to the point on configuring two-factor authentication on CentOS 7. Let’s first install the additional repository called epel Now let’s install google-authenticator Once installed type following … Read more

Install MozDef on ubuntu

Opensource siem has its own place in the SOC world. Even commercial siem uses Opensource components like elasticsearch, kibana, and logstash. Some of the popular opensource SIEM include OSSIM, The ELK stack, OSSEC, Wazuh, Apache Metron and MozDef by Mozilla. The reason behind writing this post is to help with the installation process of MozDef. … Read more