Hi there, I'm Manjeet Thakur 👋

!CEH
!Open to Work
!Profile Views
!GitHub stars

🛡️ Aspiring Cybersecurity Professional | CEH (In Progress) | BCA Graduate

> *"9+ years of real-world industry experience meets cybersecurity — bringing a unique attacker & defender mindset forged on the factory floor."*

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🧠 About Me

• 🔐 Currently pursuing Certified Ethical Hacker (CEH) certification (completing July 2026)
• 🎓 Bachelor of Computer Applications (BCA) — CCSU Meerut (2022–2025)
• 🏭 9+ years in Industrial Network & MES Administration at Japanese & Chinese MNCs — deep understanding of real-world industrial systems, processes, and infrastructure
• 🖥️ Managed MES systems — software deployment, UAT, functional testing, and production rollouts in collaboration with international development teams
• 🔨 Built a home lab running pfSense firewall with pfBlockerNG, Cloudflare Dynamic DNS, VPN (PIA), WAN/LAN segmentation
• 🚩 Completed OWASP Top 10 web vulnerability testing using Burpsuite, Dirbuster, XSS, SQL Injection
• 🔧 Built DarkBuster — open source web directory bruteforcer with 2000+ updated wordlists (May 2026)
• 📍 Based in Hyderabad, India

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🔧 Technical Skills

Cybersecurity & Networking

!Linux !Kali Linux !Wireshark !Nmap !Metasploit !Burpsuite !pfSense !Python

Security Domains Studied

• 🔹 Linux Administration & Command Line
• 🔹 Networking Fundamentals (OSI, TCP/IP, Subnetting, Protocols)
• 🔹 Network Security (Firewalls, IDS/IPS, VPN, DMZ, Honeypots)
• 🔹 Vulnerability Assessment & Management (CVSS, VAPT)
• 🔹 Network & Advanced Penetration Testing (OSINT, Post-Exploitation, Privilege Escalation)
• 🔹 Cryptography (SSL, Hashing, Steganography, Digital Signatures)
• 🔹 Active Directory & Kerberos Authentication
• 🔹 Cybersecurity Compliance (GDPR, ISO 27001, NIST, PCI-DSS, OWASP)
• 🔹 Web Application Security — OWASP Top 10 (XSS, SQL Injection, URL Poisoning, PHP Injection)
• 🔹 SOC (Security Operations Center) — In Progress

Tools & Platforms

Wireshark Nmap Metasploit Framework Burpsuite Dirbuster Nikto OWASP-ZAP Gobuster Wpscan Netcat SSH pfSense pfBlockerNG

Systems & Other Skills

• 🔹 MES System Management & Production Deployment
• 🔹 Black Box / User Acceptance Testing (UAT)
• 🔹 Remote Device Management & Troubleshooting
• 🔹 OS Installation (Windows, Linux, VirtualBox)
• 🔹 PC Hardware Assembly & Configuration
• 🔹 Workflow Automation (Make.com)
• 🔹 AI Tools for Productivity & Research

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🛠️ Open Source Tools

| Tool | Description | Language | Status |
|------|-------------|----------|--------|
| 🔍 DarkBuster | Advanced Web Directory & File Bruteforcer with 2000+ Updated Wordlists (May 2026) | Python | ✅ Active |

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🏠 Home Lab Setup

Internet → pfSense Firewall (Mini PC)
               ├── pfBlockerNG (IP/DNS blocking — 14,000+ blocked IPs)
               ├── PIA VPN Integration
               ├── Cloudflare Dynamic DNS
               ├── WAN/LAN/VPN Interface Segmentation
               └── Managed Switch → Access Point

*Real network. Real threats. Real defense.*

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🚩 CTF & Practical Work

| Challenge | Tools Used | Status |
|-----------|-----------|--------|
| OWASP Top 10 Web Vulnerabilities | Burpsuite, Dirbuster | ✅ Completed |
| XSS / SQL Injection / PHP Injection | Burpsuite | ✅ Completed |
| FTP Exploitation | Netcat, FTP | ✅ Completed |
| SSH Brute Force & Access | SSH, Nmap | ✅ Completed |
| Network Capture Analysis | Wireshark | ✅ Completed |
| Home Lab Network Security | pfSense, pfBlockerNG | ✅ Running Live |
| SOC Operations | SIEM Tools | 🔄 In Progress |

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🏭 Industry Background (My Unfair Advantage)

9+ years across 4 companies in high-tech manufacturing:

• Industrial Network & MES Administration — Process & Systems Engineer *(MNC)*
• Mobile PCB/SMT Manufacturing — Production Team Leader *(Chinese MNC)*
• Automotive Electronics Manufacturing — Junior Engineer *(Japanese MNC)*

*Deep understanding of OT/industrial environments, MES systems, process-critical software, and what "real-world infrastructure" looks like from the inside.*

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🌐 Connect With Me


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🎯 Currently Working On

• 📖 Completing CEH certification (July 2026)
• 🔍 SOC — Security Operations & Threat Detection
• 🛠️ Maintaining DarkBuster — adding new wordlists regularly
• 🌐 Expanding home lab with SIEM & monitoring tools
• 📚 Bug Bounty preparation

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*"Security isn't just about tools — it's about understanding systems deeply. 9 years of industry experience taught me that."*

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