Saturday, January 23, 2021

How to Install and Configure Zabbix 4.0 from Source on Fedora 29/Fedora 28/CentOS 7

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In this guide, we are going to learn how to install and configure Zabbix 4.0 from source on Fedora 29/Fedora 28/CentOS 7. Zabbix is an enterprise class open-source monitoring solution designed for real time monitoring of networks, servers, virtual machines and cloud sources. It also monitors any possible server performance metrics and incidents such as CPU utilization, memory utilization, Network...

Create Squid Logs Extractors on Graylog Server

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In this guide, we are going to go over how to create squid logs extractors on Graylog server. If you have pushed your Squid access logs to Graylog server via syslog, chances are they have not been parsed correctly to your liking. Use of Graylog makes it easy to to extract data from any text in the received message...

Install latest Graylog on CentOS 7

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Follow through this guide to learn how to install latest Graylog on CentOS 7. Graylog is a leading open-source log management tool that provides real time collection, storage, analysis and enrichment of machine data. It makes it easy to search, explore and visualize on the analysed data. Install latest Graylog on CentOS 7 As of this writing, the Graylog 3.2.4 is the latest...

How to Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

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Nagios Remote Plugin Executor (NRPE) is used to remotely execute Nagios plugins on Linux/Unix machines. This makes it easy to monitor remote machine metrics such as disk usage, CPU load, number of running processes, logged in users etc. In this tutorial, we are going to learn how to install and configure NRPE from source for use with Nagios Server. You...

Install and Configure SNMP on Ubuntu 18.04 and CentOS 7

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In this guide, we are going to learn how to install and configure SNMP on Ubuntu 18.04 and CentOS 7. SNMP is an acronym for Simple Network Management Protocol. It provides an agentless method of managing and monitoring of network devices and servers for health information, system metrics such as CPU load, Physical Memory usage, number of running processes,...

Install Prometheus Node Exporter on CentOS 8

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In this guide, you will learn how to install Prometheus Node Exporter on CentOS 8. Prometheus Node Exporter is used to expose the system hardware and OS metrics such as CPU, disk, memory usage etc with pluggable metrics collectors so that they can be scraped by Prometheus for monitoring. Install Prometheus Node Exporter on CentOS 8 Before you can install the Prometheus...

Setup Kibana Elasticsearch and Fluentd on CentOS 8

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Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd on Ubuntu CentOS 8. Normally, you would setup Elasticsearch with Logstash, Kibana and beats. But in this setup, we will see how Fluentd can be used instead of Logstash and Beats to collect and ship logs to Elasticsearch, a search and analytics engine. So,...

Install and Configure Tripwire Security Monitoring tool on CentOS 8

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In this tutorial, you will learn how to install and configure Tripwire security monitoring tool on CentOS 8. Tripwire is available is as an open source and commercial version. In this setup, we will learning how to install and setup the open source version of Tripwire. So, What is Tripwire? It is one of the leading Host-based Intrusion Detection tools....

Visualize WordPress User Activity Logs on ELK Stack

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In this tutorial, you will learn how to visualize WordPress user activity logs on ELK stack. WordPress do not provide an easy way to have an overview of user activity or log any user activity on a server log file. Logging is paramount in detecting, preventing or minimizing the impact of any security breach. There are a thousand various...

Install and Setup Nagios Core on Ubuntu 20.04

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Nagios, now known as, Nagios Core, is an enterprise-class Open Source IT monitoring, network monitoring, server and applications monitoring solution. In this guide, we will provide a step-by-step tutorial on how to install and setup Nagios Core on Ubuntu 20.04 Some of the Nagios' features include: Monitoring of network services (via TCP port, SMTP, POP3, HTTP, NNTP,PING, etc.)Provides plugin interface to...