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Join the Cybercrime Fighters Club

Please review the following rules before submitting your application:

1. Our main objective is to foster a community of like-minded individuals dedicated to combatting cybercrime and who have never engaged in Blackhat activities.

2. All applications must include research or a research draft. You can find content criteria in the blog. Please provide a link to your research or research draft using the form below.

Hans Figueroa

Senior CERT Tier 2 Analyst, Latam

Hans is a Cyber Security Engineer with 10+ years of experience analyzing systems, identifying risks, and developing risk-mitigation and vulnerability-remediation strategies.

He is also a Certified Ethical Hacker (CEH Master), with over 2 years of experience as a Pentester, testing systems and applications to their limits and focused on maintaining reliable, secure platforms across internal and external environments.

Hans has a strong understanding of network, web applications, and mobile security, and is skilled at identifying and exploiting vulnerabilities, as well as at vulnerability remediation and risk mitigation.

Blog posts by Hans Figueroa

Scam & Phishing
June 4, 2026
Error 524 Decoy: Desenmascarando una Operación Global de Smishing Oculta Tras Páginas de Error
Los investigadores de Group-IB exponen una operación de smishing y phishing a gran escala que suplanta más de 260 marcas en 72 países, utilizando páginas de error 524 falsas para evadir el análisis.
329
Scam & Phishing
June 3, 2026
Error 524 Decoy: Unmasking a Global Smishing Operation Hiding Behind Error Pages
Group-IB researchers expose a large-scale smishing and phishing operation impersonating 260+ brands across 72 countries, using fake Cloudflare error pages, geofencing, and encrypted WebSocket channels for real-time credit card theft.
1,479
Scam & Phishing
March 25, 2026
Esquema de Phishing GTFire: Evitando la detección mediante servicios de Google
Cómo GTFire abusa de Google Firebase y Google Translate para escalar campañas globales de phishing
308
GTFire Phishing Scheme
Scam & Phishing
February 26, 2026
GTFire Phishing Scheme: Avoiding Detection Using Google Services
How GTFire abuses Google Firebase and Google Translate to scale global phishing campaigns
143,177
Peruvian Peaks
Technologies
January 21, 2026
Peruvian Peaks: The Digital Loan Illusion
A deep dive into loan phishing scams in Peru and Latin America. Discover how scammers lure victims with fake loan offers, harvest sensitive banking credentials, and leverage advanced scripts to maximize fraud at scale.
28,731
Threat Landscape Overview
May 15, 2025
Disguised Cyber Risks On The Colombian Shore: The Insurance Trap
Uncover how cybercriminals in Colombia impersonate financial brands and exploit public data to craft convincing vehicle insurance scams.
12,438
Technologies
March 27, 2025
Navigating Cybercrime Currents in Latin America: Strengthening the Region’s Defenses
Stripping down barriers of distance, language, and the unknown, Group-IB’s mission to fight cybercrime brings us to our latest frontier –Latin America. Join us as we uncover the region’s deceptive criminals and tactics.
670

Webinars by Hans Figueroa

Classiscam en la region de LATAM
On-Demand
August 25, 2025 · 27 min
Classiscam en la region de LATAM
Descubre cómo opera Classiscam en América Latina en 2025. Conoce sus tácticas de estafa, el uso d...
Phishing Evasion Tactics: Staying Online in LATAM
On-Demand
June 16, 2025 · 41 min
Phishing Evasion Tactics: Staying Online in LATAM
Descubre cómo los atacantes de phishing en LATAM evaden la detección mediante georrestricciones, ...