Latest POSTS
Five Common MongoDB Indexing Mistakes That Kill Performance
 24 October, 2025
            			
                        
            	 
            	
            	Avoid MongoDB performance pitfalls by learning five common indexing mistakes that slow down your database. Includes CLI examples, charts, and actionable fixes. Table of Contents 🔈Introduction MongoDB is...
	
         	
      Install Splunk on RHEL 9 or CentOS 9: A Beginner's Guide
 22 October, 2025
            			
                        
            	 
            	
            	Learn how to install Splunk on RHEL9 or CentOS 9 with this beginner-friendly guide. Step-by-step instructions, CLI examples, and troubleshooting tips included. Table of Contents 🔈Introduction Splunk is...
	
         	
      How to Monitor SSH Logins Using Auditd and Logwatch
 20 October, 2025
            			
                        
            	 
            	
            	Learn how to monitor SSH logins using Auditd and Logwatch on Linux. This step-by-step guide covers setup, configuration, log analysis, and reporting to enhance server security. Table of Contents 🔈Introduction...
	
         	
      Configure a Firewall using UFW (Ubuntu) and Firewalld (RHEL)
 17 October, 2025
            			
                        
            	 
            	
            	Learn how to configure a Linux firewall using UFW on Ubuntu and Firewalld on RHEL. Step-by-step CLI examples, best practices, and comparison tables included. Table of Contents 🔈Introduction Securing your...
	
         	
      
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