Explore the world of networking with expert insights on routers, switches, and firewalls. This category is your go-to resource for troubleshooting tips, configuration guides, and practical skills to optimize and secure your network. Whether you’re a beginner or a seasoned IT pro, find step-by-step solutions to keep your systems connected and running smoothly.
Introduction Deploying a Proxy Auto-Configuration (PAC) file to manage network traffic routing is a powerful way to control proxy usage […]
Configuration of PAC file for dynamic proxy selection Read Post »
Key Objectives Types of Footprinting Footprinting and Reconnaissance Techniques Here’s a breakdown of common methods and tools, aligned with CEH:
What is Footprinting and Reconnaissance? (CEH) Read Post »
In today’s digital world, protecting your online privacy and accessing unrestricted content is more important than ever. Whether you’re browsing,
How to access whatsapp, facebook when travelling to China? (Get your VPN in easy way) Read Post »
Renewing your Cisco Certified Internetwork Expert (CCIE) certification can be completely free by earning 120 Continuing Education (CE) credits through
How to renew your CCIE for free? Read Post »
In network security and traffic management, router access-lists (ACLs) and Layer 7 firewalls (often next-generation firewalls, or NGFWs) are critical
Router ACLs vs. Layer 7 Firewalls: A Technical Comparison for cyber security Read Post »
Shodan, created by John Matherly in 2009, is a platform that crawls the internet to identify and catalog devices and
What is Shodan? A Security search engine other than google Read Post »
In enterprise cybersecurity, selecting optimal network detection and response (NDR) and security information and event management (SIEM) solutions requires a
When deploying a FortiGate firewall as an explicit web proxy with Active Directory (AD) authentication, you might need to forward
SQL injection (SQLi) is an attack where someone exploits a web app’s input fields to run unauthorized SQL queries on
What is SQL Injection? Read Post »
As a white-hat hacker, mastering Cross-Site Scripting (XSS) is essential. It’s a crafty vulnerability that exploits trust—both the trust users
Understanding Cross-Site Scripting (XSS) Read Post »
1. Networking Fundamentals Understanding how networks work is essential for identifying vulnerabilities in systems that communicate over them. 2. Computer
10 things your must know if you are ethical hacker Read Post »
If you’ve ever wondered how your data stays safe online—think passwords, bank details, or even your late-night chats—AES (Advanced Encryption
Inside AES Encryption: A Deep Dive into Round 1 Read Post »
Hey, future network trailblazer! If you’re itching to break into networking, the CCNA (Cisco Certified Network Associate) might be calling
If you’re looking to enhance your cybersecurity skills or test the security of your WordPress site, Kali Linux and Metasploit
Use metasploit to perform quick scan for your wordpress Read Post »
“The Nmap commands and techniques described here are for educational purposes only. Please test them exclusively on your own devices
What is Nmap? Powerful Network Scanning Tools Warning Read Post »
Backing up your Cisco router or switch configuration is critical for disaster recovery and network management. With the archive command
As a WordPress blogger running www.lazy-guy.xyz, I’ve always been curious about my site’s security. With cyber threats lurking around every
How I Scanned and Secured My WordPress Blog with WPScan Read Post »
When navigating the world of networking, terms like proxy server 8080, HTTPS, SFTP, and SOCKS often pop up. Each serves
Proxy Server 8080, HTTPS, SFTP, SOCKS: What’s the Difference? Read Post »
If you suspect someone’s secretly connecting to your computer (like a backdoor from malware or a hacker), the netstat command
How to Use netstat to Spot Backdoor Socket Programming (For General Users) Read Post »
Comparison Table of Public DNS Providers DNS Provider Primary DNS IPs Filters DNSSEC DNS over TLS (DoT) DNS over HTTPS
Best Public DNS Providers in 2025: IPs, Features, and Security Compared Read Post »
Torrenting is a double-edged sword. It’s a popular way to grab large files fast, but it’s also a hacker’s playground
How to Get Hacked Downloading Torrents – A Deep Dive into Malware Analysis Read Post »
Network issues can be a real headache—slow connections, dropped signals, or mysterious glitches that leave you scratching your head. That’s
Top 25 wireshark filter Read Post »
The shape average command in a policy map limits traffic to a specified rate, smoothing bursts using a token bucket
Understanding Shape-Average in Cisco QoS Read Post »
Quality of Service (QoS) is a critical tool for managing network traffic, especially on WAN links where bandwidth is often
Cisco Router QoS with Policy Map: Optimizing WAN Links for Better Performance Read Post »
FortiGate firewalls, developed by Fortinet, offer robust proxy capabilities through explicit and transparent modes, each enhanced by proxy chaining. This
Understanding Proxy Chaining in FortiGate: Explicit vs. Transparent Mode Explained Read Post »
DPD is not exclusively for NAT-T (NAT Traversal) traffic. DPD operates at the IKE (Internet Key Exchange) level and is
Is Dead Peer Detection (DPD) Only for NAT-T Traffic? Read Post »
Once got your CISSP—or you’re gearing up to tackle cybersecurity like a pro. Either way, it’s time to get technical.
20 things you have to know once you got CISSP Read Post »
What is Dead Peer Detection (DPD)? Dead Peer Detection (DPD) is a mechanism used in IPsec VPNs to determine whether
Deep into Dead peer detection and NAT-T of ipsec VPN Read Post »
I’ll explain each one step-by-step, structured logically to help you understand their purpose, how they fit into the IPsec framework,
What you should know about ipsec vpn? Read Post »
What Can a Hacker Do with a Reverse Shell? When the reverse shell connects back to the attacker, it’s like
What Can a Hacker Do with a Reverse Shell? Read Post »
