A complete provider of cybersecurity and fraud prevention solutions

Mercurius is an exclusive provider in cybersecurity diagnostics and digital fraud prevention founded in 2023 by hackers and consultants experimenting with an active presence in the digital security landscape.

global experience, technical excellence, and passion for cybersecurity

As cybersecurity industry veterans, we are deeply invested in delivering quality services and contributing to the strong defenses of organizations worldwide.

We focus on offensive cyber because we believe the best way to secure your business is by simulating a real-world attack.


Founded by risk management executives and cybersecurity engineers, with extensive experience and ambition to provide you with the best cyberattack and digital fraud prevention services.

20+ years as a cybersecurity & IT risk leader with top roles as CISO & Executive Director of Operational Risk. Extensive tenure with premier banks: BOFA, Santander, BTG Pactual, Itau & more. Expert in cybersecurity, fraud prevention, governance, & both internal/external audit. Spearheaded high-profile projects across varied cultures, excelling in crisis management. Renowned for building stakeholder trust from boardrooms to regulators. Additionally, possesses deep expertise in blockchain and cryptocurrency.”

Marcos Reis


Certifications & accreditations

Ready to Elevate Your Security Measures?

Join us to building robust barriers against the ever-present challenges of cyber threats. Together, we can implement a resilient cyber and fraud defense. Let’s connect and explore how we can make this happen!