Install The Coolest Of All AnaLogi OSSEC Web User Interface On CentOS, RHEL, Debian, Ubuntu Security 18 Overview OSSEC is a great IDS tool but you would agree that the alerts needs to be presented in a nice and cleaner way, however the default ossecwui just does not cut it. Some other IDS systems like… Read More »
Setting up OSSEC with mySQL and AnaLogi allows to perform log analysis, file integrity checking, policy monitoring and rootkit detection. OSSEC is an open source host-based intrusion detection system. Running on different systems (Windows, Linux, MAC, …), collected data can be stored in a mySQL database and some reports can be displayed using the web gui… Read More »
How To Install Java on CentOS and Fedora Introduction This tutorial will show you how to install Java on CentOS 7 (also 5, 6, 6.5), Fedora 20, and RHEL. Java is a popular software platform that allows you to run Java applications and applets. The installation of the following versions of Java are covered: OpenJDK… Read More »
SSH Tunnel – Local and Remote Port Forwarding Explained With Examples There are two ways to create an SSH tunnel, local and remote port forwarding (there’s also dynamic forwarding, but we won’t cover that here). The best way to understand these is by an example, let’s start with local port forwarding. Imagine you’re on a… Read More »
Prelude Mod security is a free Web Application Firewall (WAF) that works with Apache, Nginx and IIS. It supports a flexible rule engine to perform simple and complex operations and comes with a Core Rule Set (CRS) which has rules for SQL injection, cross site scripting, Trojans, bad user agents, session hijacking and a lot… Read More »
Nginx Server SSL Certificate Installation Primary certificate and intermediate certificate. You should have received a your_domain_name.pem file from DigiCert in an email when your certificate was issued. This .pem file contains both your primary certificate and the intermediate certificate. If you have that .pem file you can skip to step 4. If you still need… Read More »
Introduction Ganglia is a scalable distributed monitoring system. It scales well with very large numbers of servers and is useful for viewing performance metrics in near real-time. On the back end, Ganglia is made up of the following components: Gmond (Ganglia monitoring daemon): a small service that collects information about a node. This is installed… Read More »
The Upstart Event System: What It Is And How To Use It Introduction Initialization is a crucial procedure that lies at the heart of any Unix-based operating system to control the operation of every script and service. This is essential in a server environment, where issues can occur at the critical points of startup and… Read More »
Introduction In this guide, we will discuss Nginx’s http proxying capabilities, which allow Nginx to pass requests off to backend http servers for further processing. Nginx is often set up as a reverse proxy solution to help scale out infrastructure or to pass requests to other servers that are not designed to handle large client… Read More »
Introduction Nginx has become one of the most flexible and powerful web server solutions available. However, in terms of design, it is first and foremost a proxy server. This focus means that Nginx is very performant when working to handle requests with other servers. Nginx can proxy requests using http, FastCGI, uwsgi, SCGI, or memcached.… Read More »