Firewall ConceptsWhether you are a network administrator, security professional, or just someone interested in cybersecurity, understanding firewall concepts is essential. A firewall is a crucial component of your network’s security infrastructure that helps protect against unwanted and malicious traffic. What is a Firewall? A firewall is a security system designed to… Read More »What is a Firewall? Understanding Firewall Concepts
TcpdumpTcpdump is a packet analyzer that runs on the command line. It captures network packets and displays the information contained in them in a human-readable format. It can capture packets from a specific interface, a host, or a network, and can filter the packets based on various criteria, such as… Read More »Capture, Monitor, Analyze & Troubleshoot Network Traffic with Tcpdump
Auditing of User Accounts with a Bash ScriptCreating the Script In this example, we’ll be detecting changes to the system’s user accounts by using the cat command to read the /etc/passwd file. We’ll then store the output in a variable. Next, we’ll use a while loop to continuously check the user accounts and compare it to the… Read More »Automate Auditing of User Accounts with a Bash Script
SSH and Its UsesSSH, or Secure Shell, is a protocol that allows users to securely connect to a remote server and execute commands. It is commonly used for remote server management and is considered a must-have tool for any power user or advanced user. In this blog post, we will explore the basics… Read More »Get to Know SSH and Its Uses
File PermissionsLinux File Permissions are a way of controlling access to files and directories. It allows the user to decide who has access to the file, and what kind of access they have. This allows the user to have more control over the security of their system. Understanding Linux File Permissions… Read More »Securing Your System with Linux File Permissions
Automated AuditingAs a system administrator or a security professional, it is crucial to regularly check and audit the security of your systems. One of the best ways to automate this process is by using a bash script. In this blog post, we will go through the steps of creating a bash… Read More »Discover the Power of Automated Auditing
Security on Windows 11Using Windows Defender to protect against malware Windows Defender is a built-in antivirus program in Windows 11 that helps protect against malware and other malicious software. It works by continuously scanning your computer for known threats and blocking any that it finds. To enable and configure Windows Defender, you can… Read More »Top Tips for Enhancing Security on Windows 11
Benefits of Automating Software Updates Automating software updates is a great way to streamline the process and ensure that all software is up to date. It’s also beneficial for power users as it can minimize downtime and help them stay on top of any security updates or bug fixes. Use-Cases… Read More »Automating Linux Software Updates – Making Life Easier for Power Users
Nmap's Stealth ModeIntro If you’re familiar with the popular network mapping tool, nmap, then you’ve probably heard of its stealth mode feature. But do you really know what it does and how to use it effectively? In this blog, we’ll dive into the requirements and dependencies, use-cases, and some examples of using… Read More »The Fine Line Between Stealth and Detection: Using Nmap's Stealth Mode
nmap: A Beginner’s Guide to Network Mapping and ScanningAre you looking to improve your network security or just want to learn more about network mapping tools? Look no further than nmap! nmap, short for Network Mapper, is a free and open-source tool that allows you to scan networks and gather information about the hosts that are connected to… Read More »nmap: A Beginner’s Guide to Network Mapping and Scanning