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About Viserion Security

Offensive minds.
Shared expertise.

Specialists in offensive security, connected by one purpose: turning technical insight into practical protection for your business.

Meet our specialists Our certifications

We find flaws where others find walls.

Connected expertise at Viserion Security Human expertise connects four specialist areas: application security, cloud and infrastructure, red team operations, and AI security and advisory. HUMAN EXPERTISE APPLICATIONS CLOUD & INFRA RED TEAM AI & ADVISORY
Specialist knowledge. Shared purpose.
About The Company

Offensive cybersecurity experts helping organizations stay ahead of real-world threats

Viserion Security is a cybersecurity company specialized in offensive security services, helping organizations identify and mitigate risks before attackers exploit them.

We combine real-world attack simulation with deep technical expertise to deliver actionable insights that strengthen your security posture.

Our work focuses on proactive defense, continuous threat monitoring, risk reduction, and attack surface minimization for organizations operating in high-value digital environments.

100+
Companies supported worldwide across critical industries.
10
Core service lines spanning offensive testing, advisory, and visibility.
4
Regional hubs coordinating delivery across global markets.
Our Presence & Focus
Global cybersecurity services with tailored security strategies for each client.
  • Continuous threat monitoring and risk reduction
  • Proactive defense and attack surface minimization
  • Business-aligned offensive security programs
  • Global delivery across North America, LATAM, and Europe
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The expertise behind our work

Specialists across
your attack surface.

Our team brings together offensive security expertise across applications, infrastructure, cloud, and emerging technologies. We connect technical testing with clear, business-focused recommendations.

Application
security

Web, API, and mobile security specialists focused on authentication, business logic, access controls, and the protection of sensitive data.

Explore application testing

Infrastructure
& cloud

Network and cloud specialists assessing exposed services, identity, permissions, segmentation, and configuration across modern environments.

Explore cloud security

Red team
& detection

Offensive security specialists simulating realistic adversaries to validate prevention, detection, and response across people, processes, and technology.

Explore red team operations

AI security
& advisory

Expertise in AI and machine learning security, maturity assessments, and translating technical findings into a practical improvement roadmap.

Explore AI security

Professional credentials

Expertise backed by recognized certifications.

Selected certifications and specialist credentials held by our specialists, covering offensive security, application testing, cloud, and information security management.

Offensive security & specialist testing

Security management & governance

Specialist training

SANS SEC535

Offensive AI — Attack Tools and Techniques

Explore the course
What Sets Us Apart

Security built around realistic risk and business impact

Offensive Mindset
We think like attackers to uncover weaknesses, logic flaws, and exposure that conventional testing can miss.
Real-World Simulation
We replicate realistic attack scenarios instead of limiting assessments to theoretical checks.
Business-Oriented Security
We translate technical findings into impact, priority, and recommendations stakeholders can act on.
Continuous Improvement
Security is an ongoing process, so our work helps clients keep improving as systems and threats evolve.
How We Partner

From exposure discovery to measurable risk reduction

01
Discover
We map the systems, assets, workflows, and assumptions that shape your real attack surface.
02
Validate
We test issues manually where it matters, confirming exploitability and filtering out noise.
03
Prioritize
We translate technical findings into business impact, remediation priority, and practical next steps.
04
Improve
We support remediation validation and help teams build a repeatable path toward stronger security.
Global Coordination

Regional presence, unified delivery

North America
New York
Business development and client coordination for the U.S. market.
Latin America
Buenos Aires
Regional operations and delivery support across LATAM.
Europe
Madrid
Engagement support and coordination for clients across EMEA.
Europe
Brussels
Regional coordination for Belgium and nearby European clients.
Trusted by 100+ companies worldwide
Helping security, engineering, and leadership teams make clearer decisions across critical sectors and fast-moving digital businesses.
Technology
Product, SaaS, and platform teams.
Finance
Risk-sensitive systems and workflows.
Healthcare
Data privacy and availability-focused environments.
E-Commerce
Customer-facing applications and payment flows.
Government
High-trust services and regulated operations.
Startups
Fast-moving teams preparing to scale securely.

Ready to see your environment the way an attacker would?

Tell us about your environment, upcoming launch, audit requirement, or security concern. We can help shape a practical engagement around the risks that matter most.

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