Alvaro Saura
0xWinter
Cybersecurity Expert. Red Team eJPTv2 & Blue Team Google Certified. Specialized in offensive security and defensive intelligence.
Elite Ranking
3 Times #1 in SPAIN on TryHackMe
Core Accreditations
eJPTv2
Junior Penetration Tester certification focused on practical penetration testing methodologies and techniques. Red Team tools and OSINT techniques.
Google Cybersecurity
Comprehensive professional training in threat detection, response, and security operations. SIEM operating and database operations.
CISCO Network Defense
Strategic network architecture defense and enterprise-level infrastructure security, as well as hardening techniques and international regulations.
Technical Arsenal
Precision Grade Tooling
Trajectory
Professional Evolution
CISCO Network Defense & Google Cybersecurity Certificates
Advanced academic specialization in architectural defense systems and enterprise-grade threat management.
eJPTv2 CERTIFICATION
Successful mastery of offensive security methodologies, penetration testing, and ethical hacking protocols.
System Administrator & Computer Repair Technician
Infrastructure maintenance, system troubleshooting, and hardware engineering across multiple hardware environments.
Grado en Sistemas Microinformáticos y Redes
Foundational training in networking, computing systems, and technical infrastructure management.
Machines Solved
info * Please note that all writeups are completely in English.
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