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Charlie808-debug/README.md

Hi πŸ‘‹, I'm Dhruvi Singh

Electronics & Communication Engineering Undergraduate | Communication Systems | GNSS | Cybersecurity

πŸŽ“ Fourth-Year B.Tech Student at Pandit Deendayal Energy University (PDEU), Gujarat

Passionate about designing resilient communication systems and exploring cybersecurity, GNSS, wireless networks, and IoT technologies through hands-on projects and research.

πŸ’» Tech Stack

Programming Languages

Additional: Embedded C β€’ Intel 8086 Assembly


Developer Tools

Additional Tools: Proteus β€’ Logisim β€’ Kali Linux


Cybersecurity

  • Wireshark
  • Burp Suite

🎯 Areas of Interest

  • πŸ” Cybersecurity
  • πŸ“‘ Communication Systems
  • πŸ›°οΈ GNSS & Satellite Navigation
  • πŸ“Ά Wireless Networks
  • 🌐 Internet of Things (IoT)

πŸš€ Featured Projects

  • Developed a bidirectional long-range wireless communication system using ESP32 and SX1278 LoRa (433 MHz).
  • Implemented ACK-based messaging, RSSI monitoring, and OLED-based real-time communication feedback.
  • Built a lightweight web interface for offline messaging and communication monitoring.
  • Structured the project with complete documentation, firmware, hardware setup, and demonstration assets.

  • Built an ESP32-based IoT platform for monitoring temperature, barometric pressure, UV irradiance, and ambient light.
  • Integrated a 16-bit ADS1115 ADC to improve measurement accuracy beyond the ESP32's internal ADC.
  • Developed a real-time Wi-Fi dashboard for continuous environmental monitoring.
  • Designed for applications including smart agriculture, industrial monitoring, and weather data acquisition.

  • Developed a Python-based reconnaissance tool to identify technologies used by target websites.
  • Integrated Wappalyzer with a local Ollama LLM to generate AI-assisted security assessments.
  • Automated technology fingerprinting and generated structured reports for penetration testing and reconnaissance workflows.

  • Developed a privacy-preserving password breach checker using the Have I Been Pwned (HIBP) API.
  • Implemented the k-Anonymity model to verify password exposure without transmitting plaintext passwords.
  • Automated password compromise detection while maintaining user privacy and security best practices.

  • Designed and simulated an 8086-based motor speed monitoring system using the Intel 8255 Programmable Peripheral Interface.
  • Implemented I/O-Mapped I/O architecture with dual Intel 8255 PPIs and L293D motor driver.
  • Displayed real-time signed motor speed for clockwise and anticlockwise rotation on a 16Γ—2 LCD.
  • Validated the complete system using Proteus simulation to demonstrate low-level hardware interfacing concepts.

πŸ”¬ Ongoing Research

  • AI-Based Satellite Trust Scoring & Self-Healing GNSS Navigation Framework
    Manuscript under review.

  • Lightweight Cryptographic Framework for Medical IoT
    Manuscript under review.

πŸ“œ Certifications

πŸŽ“ Academic Programs

  • IIT Guwahati – Minor Programme in Cyber Security *

πŸ€– Artificial Intelligence

  • EICT Academy Consortium – GenAI in Cyber Security

πŸ›‘οΈ Industry Job Simulations

  • Deloitte Australia – Cyber Job Simulation
  • Mastercard – Cybersecurity Job Simulation
  • Tata Consultancy Services (TCS) – Cybersecurity Analyst Job Simulation

πŸ” Cybersecurity Training

  • NIT Surat – Ethical Hacking Workshop

βš™οΈ Technical Certifications

  • NPTEL – Introduction to Incubation & Entrepreneurship
  • Pandit Deendayal Energy University (PDEU) – Additive Manufacturing

🎨 Design

  • Udemy – Advanced Figma UI/UX Design

πŸ”₯ Contribution Streak

πŸ“« Connect With Me

Pinned Loading

  1. IoT-Environmental-Data-Acquisition-System IoT-Environmental-Data-Acquisition-System Public

    ESP32-Based High-Precision Environmental Monitoring System with Real-Time Wi-Fi Dashboard using BMP280, ADS1115 and APDS9930 Sensors.

  2. Long-Range-Wireless-Communication-ESP32-LoRa Long-Range-Wireless-Communication-ESP32-LoRa Public

    Real-Time Bidirectional Long-Range Wireless Communication using ESP32 & LoRa (SX1278)

    C++

  3. OverTheWire_Bandit OverTheWire_Bandit Public

    Complete write-ups for OverTheWire Bandit (Levels 0–34) covering Linux commands, privilege concepts, and cybersecurity fundamentals.

  4. OverTheWire_Leviathan OverTheWire_Leviathan Public

    Complete write-ups for OverTheWire Leviathan (Levels 0–7) covering Linux privilege escalation, SUID binaries, binary analysis, and exploitation fundamentals.

  5. password-leak-checker-bot password-leak-checker-bot Public

    Privacy-conscious Streamlit app for checking leaked passwords and emails

    Python

  6. web_fingerprint_tool web_fingerprint_tool Public

    A modular Python CLI tool that scans a website's tech stack, runs an AI security risk assessment using a local Ollama LLM, and exports the results to a styled Excel report.

    Python