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u-random.dev

Alessio Barnini
Author
Alessio Barnini
Senior Software Engineer • Cybersecurity • Bitcoin Enthusiast
Linux Bash Python CI/CD DevSecOps SIEM Blue Team

Public blog where I document practical labs, analysis of attacks and countermeasures, operational commands, and defensive security concepts - in a learn-by-doing format, not copied theory but tested directly in the field and internalized.

The project highlights the following skills:

  • Blue Team & Security Labs: Development and analysis of practical scenarios (SIEM, OS Hardening, VPN architectures), designed to consolidate operational skills in infrastructure defense.
  • Technical Writing: High-level documentation on key topics for the target role (IAM, Network Defense, Cloud Security, DevOps & DevSecOps Automation).
  • Custom Infrastructure: Published and maintained via a self-built automation pipeline (Bash and Python scripts in a production environment).
  • Knowledge Vault: Actively used as a structured central repository to collect operational notes, track progress, and methodically prepare for my upcoming Cybersecurity certifications.

Every new lab or concept becomes a public and interconnected note: the project constitutes a constantly evolving ecosystem for the practical and methodological consolidation of skills.