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Achievements

Achievement: StarstruckAchievement: Pull Shark

Achievements

Achievement: StarstruckAchievement: Pull Shark

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0x57Origin/README.md 
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0x57Origin · he/him

Cybersecurity student interested in CTFs and security tooling. Currently learning through hands-on projects and coursework. Master’s student in Cybersecurity

0x57Origin@proton.me

Current Interests

  • Reverse engineering fundamentals (Ghidra)
  • Building beginner-friendly CTF challenges
  • Introductory malware analysis in lab environments
  • Learning low-level networking concepts
  • Writing small security tools in Nim, C, and C++

Projects

  • NimPacket A learning-focused packet manipulation library for Nim that works with Ethernet, IPv4, TCP, UDP, and ICMP.

  • Flag_Hunt A small collection of beginner reverse engineering challenges designed to practice basic Ghidra workflows.

  • RE_VAULT Personal repository for reverse engineering exercises, experiments, and notes.

  • PenTest-WriteUps Notes and write-ups documenting labs, CTFs, and cybersecurity learning progress.

Links

GitHub

  • Pull Shark – Opened and merged pull requests
  • Regular commits across learning projects and experiments

Still learning, still experimenting, and documenting progress as I go.

Pinned Loading

  1. Flag_Hunt Flag_Hunt Public

    A small C binary filled with five beginner-friendly reverse engineering challenges that teach basic Ghidra skills, XOR decoding, and simple logic analysis.

    C 3 1

  2. PenTest-WriteUps PenTest-WriteUps Public

    My personal library of cybersecurity writeups, notes, and learning progress & TryHackMe!

    C++

  3. RE_VAULT RE_VAULT Public

    Repository for all my reverse-engineering work, including custom challenges, training artifacts, and experimental C-based obfuscation projects & Malware Development & Analysis.

    C

  4. NimPacket NimPacket Public

    Low-level packet manipulation library for Nim that lets you build and parse Ethernet, IPv4, TCP, UDP, and ICMP as structured data instead of raw bytes.

    Nim 31