Rusu George



Cyber Security

January 02, 2026

Attack & Defense Lab

An end-to-end cybersecurity project demonstrating Red Team attack vectors and Blue Team defense strategies. This lab focuses on mitigating DoS, MITM, and Brute Force attacks through Linux Kernel hardening and automated defense systems.

Project Technical Overview

  • Denial of Service (DoS): Mitigated SYN Flood and Slowloris attacks using iptables, TCP SYN Cookies, and mod_reqtimeout.
  • Man-in-the-Middle (MITM): Simulated ARP Spoofing with Bettercap and implemented Static ARP binding defenses.
  • Brute Force Defense: Deployed Fail2Ban intrusion prevention to protect WordPress administrative interfaces against automated Hydra attacks.
  • System Hardening: Optimized sysctl.conf parameters to enhance network stack resilience against resource exhaustion.
10/30/2025

Cyber Security

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