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    morchidy/README.md

    Overview

    This GitHub contains technical projects, labs, and research prototypes focused on:

    • Cybersecurity & security engineering
    • Applied cryptography and cryptanalysis
    • Machine learning for threat detection
    • Systems, protocols, and low-level implementations

    Technical Domains

    SecurityCryptographyMachine LearningSystems

    Areas of Focus

    • Cryptography & Cryptanalysis

      • Discrete logarithm algorithms (Pollard Kangaroo)
      • Hash function attacks (Merkle–Damgård constructions)
      • AES internals and cryptanalytic tooling

    • Threat Detection & Security Analytics

      • Passive DNS / DNS TXT record analysis
      • Machine-learning-based malicious domain detection
      • Feature extraction and dataset engineering

    • Machine Learning (from scratch & applied)

      • Neural networks implemented without frameworks
      • ML pipelines for security use cases

    • Systems & Development

      • Low-level C implementations
      • Python tooling for large-scale data processing
      • Full-stack experimentation (auth, backend, frontend)

    Selected Projects

    Some representative repositories:

    • DNS-TXT-Threat-Intelligence
      ML-based detection of malicious domains using DNS TXT records.

    • AI-Based-IDS-for-ICS
      Real-time AI-based intrusion detection system designed specifically for Industrial Control Systems (ICS).

    • Pollard-Kangaroo-DLOG
      C implementation of Pollard’s Kangaroo algorithm for discrete logarithms.

    • AES-Cryptanalysis-Toolkit
      Educational framework for understanding and experimenting with AES internals.

    • Merkle-Damgård Second Preimage Attack
      Practical exploration of structural weaknesses in hash constructions.

    External

    • GitHub is used as a technical portfolio
    • LinkedIn or other professional links may reference selected projects

    Pinned Loading

    1. DNS-TXT-Threat-IntelligenceDNS-TXT-Threat-IntelligencePublic

      AI-powered malicious domain detection through DNS TXT record analysis. Trained on 23M+ domains with 92% accuracy using Decision Tree ML model.

      Python 1

    2. AI-Based-IDS-for-ICSAI-Based-IDS-for-ICSPublic

      AI-based Intrusion Detection System for Industrial Control Systems (ICS) using machine learning on ICS network flow data.

      Python

    3. CryptographyCryptographyPublic

      Advanced cryptanalysis implementations in C, covering hash function attacks, discrete logarithms, and AES structural analysis.

      C

    4. Hardware-Security-LabsHardware-Security-LabsPublic

      Comprehensive hands-on labs on hardware security: Side-Channel Analysis (SPA/DPA/CPA) and Fault Injection (Clock Glitching) on ARM Cortex-M4 using ChipWhisperer platform.

      Jupyter Notebook 1

    5. riscv-kernelriscv-kernelPublic

      Bare-metal RISC-V 64-bit kernel with preemptive multitasking, framebuffer console, and timer interrupts. Built from scratch in C and Assembly.

      C

    6. YMCHATYMCHATPublic

      Full-stack web application for managing real-time discussion groups with authentication and permission system.

      JavaScript