Hi — I'm Adrià Julián (AJulianSec)

Student · ASIR (Systems Administration) | Cybersecurity & Networks Enthusiast
Building a career at the intersection of networks, systems, and security.
I create labs, automate workflows with Python, and build detections/playbooks for SIEMs.
Open to internships and collaborative projects.

Quick Facts

Current: Studying ASIR (Ciclo Superior) with a focus on Cybersecurity
Focus: Purple Team (Red + Blue) — network security, SIEM, Linux, Windows, and automation with Python
Passionate about: Blue Team tools, ethical hacking labs, and cyber defense automation

🏅 Certifications (Completed)

Pearson IT Specialist — Device and Management
Fortinet — Cybersecurity Associate
Fortinet — Cybersecurity Fundamentals
Microsoft Office Specialist: Word Expert (2019)
Microsoft Office Specialist: Excel Expert (2019)
Microsoft Office Specialist: Access Expert (2019)

Projects & Labs

This repository showcases my cybersecurity and networking projects, including educational tools, labs, and ethical hacking exercises.
All projects are for learning and authorized use only.

🔹 Featured Projects

Project	Description	Technologies	Link
	Educational tool to assess password strength, estimate brute-force times, and encrypt/decrypt text (Caesar, XOR, AES). Ideal for defensive labs and cybersecurity learning.	Python, ttkbootstrap (modern UI)
	Lightweight network and vulnerability scanner. Performs TCP/UDP scans, basic service detection, and vulnerability estimation using local signatures. Exports results to JSON/CSV.	Python, asyncio, socket