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guymolnar/README.md

Hi, I'm Guy Molnar

Low-level systems & offensive and defensive security | Final-year Magshimim student | Building in C++, C, C# & Python

  • I'm currently working on SPIDER, an inline network IPS written in C++ (NFQUEUE + libpcap)
  • I'm currently learning Linux kernel networking (netfilter), Docker and Windows internals

Featured Projects:

Project Stack What it is
SPIDER C++ · NFQUEUE · libpcap · Docker Inline NIPS that blocks ARP spoofing, SYN/UDP/ICMP floods, DHCP starvation and SQL injection
Vault C++ · OpenSSL (AES-256-GCM, PBKDF2) Steganography tool that hides AES-256-encrypted data in images using LSB encoding
Trivia C++ server · C# WPF client · SQLite · Crypto++ (Magshimim second year project) Multithreaded full stack trivia game with a custom AES-encrypted binary protocol and a handler-based state machine
MITMSuite Python · Scapy Modular man-in-the-middle framework with ARP spoofing, DNS spoofing and HTTP proxy modules

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  1. spider spider Public

    Stateful network intrusion prevention system in C++. Sits on a Linux router, blocks malicious traffic inline and actively responds to attacks inside the LAN. Runs in a Docker Compose lab.

    C++

  2. Vault Vault Public

    Hide a password-encrypted message inside an ordinary PNG — invisible to the eye, unreadable without the key.

    C++

  3. MITMSuite MITMSuite Public

    Python

  4. Trivia Trivia Public

    C++