As cybersecurity threats grow more sophisticated, ensuring the security of your Linux system is critical. Among the arsenal of tools available for enhancing Linux security, AppArmor and SELinux are two of the most powerful. These Mandatory Access Control (MAC) systems provide an additional layer of protection by restricting how applications can interact with the system. ..
Category : Security
Introduction Setting up NFS (Network File System) on Ubuntu allows you to share files and directories between multiple systems over a network seamlessly. This guide provides detailed instructions to help you configure NFS on Ubuntu, enhancing your file-sharing capabilities and improving network efficiency. Setting Up NFS on Ubuntu Setting up NFS (Network File System) on ..
Introduction In the digital age, data is the lifeblood of any organization. Losing critical data can be devastating, making data backups essential. Automating server backups with rsync and cron on CentOS ensures that your data is consistently backed up without manual intervention. This guide delves into the intricacies of using rsync and cron, two powerful ..
If you’re like me, you still cling to soon-to-be-deprecated commands like ifconfig, nslookup, and netstat. The new replacements are ip, dig, and ss, respectively. It’s time to (reluctantly) let go of legacy utilities and head into the future with ss. The ip command is worth a mention here because part of netstat‘s functionality has been replaced by ip. This article covers the essentials for the ss command so ..
Introduction DomainKeys Identified Mail (DKIM) is an email authentication method designed to detect forged sender addresses in emails, a technique often used in phishing and email spam. DKIM allows an organization to claim responsibility for a message in a way that can be validated by the recipient. OpenDKIM is an open-source implementation of the DKIM ..
Introduction Active Directory (AD) is a critical component of many enterprise IT environments, providing a centralized and standardized system for managing network resources, user accounts, and security policies. PowerShell, with its robust scripting capabilities, offers a powerful toolset for managing AD. This guide will provide a detailed overview of using PowerShell to manage Active Directory, ..
In today’s digital landscape, keeping your Windows operating system up-to-date is crucial for maintaining optimal performance, security, and stability. While the traditional method of installing updates through the Windows Update settings is straightforward, there are times when you might need a more automated or customized approach. This is where PowerShell, Microsoft’s powerful command-line tool, comes ..
In any production server environment, managing log files is a crucial aspect of system administration. Log files contain valuable information about system events, application behavior, and potential issues, making them indispensable for troubleshooting and monitoring purposes. However, if left unchecked, log files can grow rapidly, consuming significant disk space and potentially leading to performance degradation ..
In the world of online security and encryption, digital certificates play a crucial role in establishing secure connections and ensuring data integrity. These certificates often come in various formats, one of which is the PKCS#12 file format, commonly known as .pfx or .p12. This file format combines both the certificate and the corresponding private key ..
Magento is a popular open-source e-commerce platform written in PHP. It provides a flexible shopping cart system and control over the look, content and functionality of your online store. Magento can be installed on various Linux distributions like Ubuntu, Debian, CentOS, RedHat etc. In this comprehensive guide, we will discuss how to install, configure, and ..
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