About AXIS

Security was built to detect.
We built it to prove.

AXIS Defense operates at the intersection of forensic investigation, offensive security, and AI-orchestrated validation.

We do not simulate threats for reporting. We validate real exposure, produce technical proof, and drive execution where it matters.

A new category

AXIS is defining a new layer in cybersecurity:

Continuous Forensic Validation & Response.

Existing vendors detect signals. Consultants investigate after impact.

AXIS operates in between: continuously validating what is exploitable, proving it technically, and executing remediation with discipline.

Why it matters

277 days average breach detection time
$4.9M average breach cost (US)
62% of CISOs dissatisfied with response time
Most security programs validate nothing

AXIS reduces uncertainty by replacing assumptions with evidence.

Built in the field.
Not in theory.

AXIS Defense is a cybersecurity company with real-world operations across Brazil, Europe, and the United States.

We lead security validation and execution in complex environments, including high-traffic platforms, multinational enterprises, and regulated industries.

Our model turns forensic investigations, attack simulation, and remediation into a structured, scalable, evidence-driven system.

Forensic-native

Built from real investigations, not theoretical models.

AI-Orchestrated

Automation is not cosmetic. It executes validation pipelines end-to-end.

Execution-first

No reports without action. No findings without resolution path.

Founding Team

Built by operators

Luis Otavio de Arruda Zeni

Chief Executive Officer & Partner

Luis Otavio de Arruda Zeni is Chief Executive Officer & Partner at AXIS Defense. He holds degrees in Business Administration (FAAP), Law (FMU), and Photography (Panamericana School of Art and Design), all earned in São Paulo. Over more than two decades, he built a career in tax structuring and M&A across Citi, PwC, WFARIA Advocacia — where he served as Partner and International Tax Counsel — and Goldman Sachs, where he led the Tax Planning and Compliance division for the Latin America operation, with direct responsibility over consolidated income tax accounting, Sarbanes-Oxley compliance, FIN48 and SOP98 reserves, and deferred tax asset analysis. In 2013, he founded ARMAZENI, a Brazilian leader in physical and digital records management, today safeguarding over 500 million confidential documents on behalf of domestic and multinational clients. A professional trader on the B3 stock exchange since 2018, he is also the founder of MULT!PLiQUE, a live day trading floor and proprietary trading desk based in São Paulo. As CEO of AXIS Defense, he leads the company’s expansion across Brazil, Latin America, and the United States.

Bruno Rissio

Founder · Governance & Risk

Specialist in IT governance, risk management, and regulatory frameworks including LGPD. Brings over 17 years of experience aligning technology operations with business strategy, implementing governance structures, and ensuring compliance readiness in complex environments.

Fabio Viceli

Founder · CISO/CIO

Ethical hacker and cybersecurity operator with over two decades of hands-on experience across offensive security, incident response, and forensic investigation. Founder of AXIS Defense and creator of the evidence-first methodology that drives the company.

Lamartine Batistela

Partner · Legal & Strategic Litigation Counsel

Lawyer and professor of civil law and civil procedure with 19 years in private practice. Works across civil law, family and succession, contracts, civil liability, business advisory, and labor matters. Combines legal expertise, litigation strategy, and practical risk perspective to help companies and clients make sound decisions.

This is not security theater.

AXIS exists for organizations that need clarity, speed, and technical truth.

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Security was built to detect.We built it to prove.