About Learn Hashcat

Our Mission

Learn Hashcat is dedicated to providing comprehensive, up-to-date information and tutorials on Hashcat, the world's fastest password recovery tool. Our mission is to educate cybersecurity professionals, ethical hackers, and enthusiasts on the responsible use of this powerful tool, enhancing the overall security landscape.

Ruben F. Silva - RFS

Ruben F. Silva (RFS)

Senior Penetration Tester / Security Researcher

Portugal

Ruben F. Silva, known in the cybersecurity community as RFS, is a seasoned Professional in Unified Communications Security, Signals Intelligence, and Red Team operations. With years of experience in the field, RFS brings a wealth of knowledge and expertise to the world of ethical hacking and penetration testing.

Expertise

  • Telecom Infrastructure
  • Core Infrastructure
  • Data Analytics
  • Bug Bounty
  • CTFs
  • RF Security
  • Surveillance
  • Advanced Penetration Testing
  • Red Team Operations
  • DevSecOps Implementation

Certifications

  • Offensive Security Certified Professional (OSCP)
  • Certified Ethical Hacker (CEH)
  • GIAC Penetration Tester (GPEN)
  • Certified Information Systems Security Professional (CISSP)

Our Team

Martian Defense

PopLab Agency

Publications & Speaking

Advanced Password Recovery Techniques

A comprehensive guide to modern password cracking methodologies

Published in Cybersecurity Today, 2022

Ethical Hacking: Principles and Practices

Co-author of this widely-used textbook in cybersecurity courses

2nd Edition, 2023

Optimizing Hashcat for Large-Scale Operations

Whitepaper presented at BlackHat USA 2021

2021

Speaking Engagements

  • DEF CON 29

    "The Future of Password Cracking" (2021)

  • RSA Conference 2022

    "Ethical Considerations in Penetration Testing" (2022)

  • SANS Pen Test HackFest 2023

    "Advanced Hashcat Techniques Workshop" (2023)

Tools & Resources

  • DFefect Dojo
  • Harbor
  • Nuclei
  • Trivy
  • Custom Security Solutions

Join Our Community

Whether you're a beginner just starting out with Hashcat or an experienced professional looking to refine your skills, Learn Hashcat has something for everyone. Join our community and master the art of password recovery with Hashcat!