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Frangel Raúl Crespo Barrera

Cybersecurity Engineer & Full-Stack Developer

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Passion for Technology

I am passionate about secure software development, ethical hacking, and leveraging technology to solve complex problems. With a strong foundation in cybersecurity and full-stack development, I focus on building resilient, scalable solutions that prioritize security from the ground up (Security by Design). My journey combines offensive and defensive security techniques with modern development practices, AI integration, and automation to create impactful technological advancements.

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Education

B.Sc. in Cybersecurity Engineering — Universidad de Ciencias Informáticas (UCI), Havana, Cuba Graduated: July 2025

Thesis: "Phishing Detection using Deep Learning: CNN and LSTM for Malicious URL Classification"— built during the final year of study, the project applies deep learning techniques to detect malicious URLs and is now an open-source reference repository.

Certifications & Training

  • Ethical Hacker (Cisco Networking Academy)
  • Artificial Intelligence Fundamentals (IBM SkillsBuild)
  • Cyber Intelligence Course (University of Salamanca)

Languages

  • Spanish
  • English

Contributions


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  1. OSINT-BIBLE OSINT-BIBLE Public

    Comprehensive 2026 OSINT guide — 450+ tools, AI intelligence, methodologies & ethics across 35 sections for investigation & threat intel.

    570 87

  2. Abster-Intelligence Abster-Intelligence Public

    Sovereign OSINT platform for modern investigators. Local-first, open-source, and privacy-centric.

    TypeScript 13 3

  3. osint-agent-skills osint-agent-skills Public

    OSINT knowledge base + MCP server for autonomous AI agents — Claude Code, Cursor, recon & threat intel playbooks.

    PowerShell 8 2

  4. ICS-Cybersecurity-Audit ICS-Cybersecurity-Audit Public

    Industrial ICS/OT & SCADA cybersecurity audit framework — PLC, Modbus, IEC 62443, NIST 800-82

    16 3

  5. Artificial-Intelligence-Universe Artificial-Intelligence-Universe Public

    Awesome AI directory 2026 — 800+ AI tools, AI agents, LLMs, MCP servers, generative AI & dev resources. Updated.

    17 9

  6. Network-Scanner Network-Scanner Public

    AI-powered network scanner & vulnerability scanner — nmap + Python + Flask + React. CLI, Web UI, API & PDF reports for pentesting & recon.

    JavaScript 18