Network security Articles, Guides & Tutorials - Page 2
Target Selection and Risk Assessment in Penetration Testing | A Guide for CEH Master Certification
Penetration testing strengthens cybersecurity by identifying vulnerabilities before malicious actors exploit them. This blog provides an in-depth guide to target selection, penetration test planning, security exceptio...
Mastering Nmap Scripts | A Guide to Network Security Scanning and Vulnerability Detection
Nmap (Network Mapper) is a powerful tool used by cybersecurity professionals for network scanning, vulnerability detection, and security auditing. One of its most valuable features is the Nmap Scripting Engine (NSE), ...
VMware Tools and CrushFTP Security Flaws With No Workaround | How to Protect Your Systems
Recent cybersecurity threats have emerged with the discovery of high-risk vulnerabilities in VMware Tools and CrushFTP. The VMware Tools authentication bypass vulnerability (CVE-2025-22230) allows non-administrative u...
Advanced Linux Firewall Security | Configuring iptables and firewalld for Maximum Protection
Linux firewalls protect servers and networks from cyber threats. Two of the most widely used firewall management tools in Linux are iptables and firewalld. While iptables provides advanced, rule-based filtering, firew...
Essential Linux Networking Commands for Cybersecurity Experts | Strengthen Network Security and Troubleshoot Like a Pro
Linux is the backbone of modern cybersecurity operations, and mastering Linux networking commands is essential for network security professionals, ethical hackers, and penetration testers. This blog covers 15+ critica...
Top 10 Linux Security Tools for Ethical Hackers (2026): Uses, Detection and Safe Practice
Linux is the go-to operating system for ethical hackers due to its open-source nature and vast collection of security tools. In this blog, we explore the top 10 Linux security tools used for penetration testing, vulne...
Two-Tier vs Three-Tier Architecture: Differences, Examples and When to Use Each
Two-Tier and Three-Tier Architectures are fundamental models in software development, impacting scalability, security, and performance. Two-Tier Architecture consists of a client and a database layer, making it simple...
Networking devices in cybersecurity: what each one does, compared
Networking devices are central to cybersecurity, ensuring secure communication, traffic filtering, and threat prevention. This blog covers essential networking devices, including firewalls, IDS/IPS, VPNs, NAC, SIEM, W...
Zoom Patches Four High-Severity Vulnerabilities | How Attackers Exploit Them and How to Stay Safe
Zoom recently patched five security vulnerabilities, four of which were classified as high severity. These flaws, identified as CVE-2025-27440, CVE-2025-27439, CVE-2025-0151, and CVE-2025-0150, could allow attackers t...
5 Types of Networks Explained: LAN, WAN, VLAN, VPN and MAN
Computer networks support communication, data sharing, and security, with different types designed for various needs. Local Area Networks (LANs) provide high-speed connectivity within homes and offices, while Wide Are...
What is Enumeration in Cybersecurity | Techniques, BGP and NFS Exploits, and Effective Countermeasures
Enumeration is a key process in ethical hacking and penetration testing, where security professionals actively gather system information such as user accounts, network shares, and running services to identify vulnerab...
Mastering Network Scanning | Techniques, Tools, and Countermeasures for Enhanced Cybersecurity
Network scanning is an important process in cybersecurity that helps identify active devices, open ports, and vulnerabilities within a network. Ethical hackers and security professionals use various network scanning t...
Mastering Network Scanning | Techniques, Tools, and Countermeasures for Enhanced Cybersecurity
Network scanning is an important process in cybersecurity that helps identify active devices, open ports, and vulnerabilities within a network. Ethical hackers and security professionals use various network scanning t...
AI-Powered Threat Hunting | How Artificial Intelligence Detects and Prevents Cyber Threats
AI-powered threat hunting is a proactive approach to cybersecurity that uses artificial intelligence and machine learning to detect and prevent cyber threats. Unlike traditional security methods, AI continuously analy...
Top Ethical Hacking Certifications for Beginners in 2026 | A Complete Guide to Building Your Cybersecurity Career
As the demand for cybersecurity professionals continues to rise, ethical hacking has become a highly sought-after skill. In 2026, obtaining the right ethical hacking certification is important for beginners looking to...
How to Transition from IT Support to Ethical Hacking | A Complete Guide to Building a Career in Cybersecurity
The shift from IT support to ethical hacking is a growing trend among professionals looking to take their careers to the next level in the fast-paced world of cybersecurity. IT support professionals possess strong fou...
