DEFION

DEFION Security

@defionsecurity

EU
https://defion.security
Computer and Network Security

Overview

About DEFION Security

DEFION Security is an independent, full-service cybersecurity specialist with offices in the Netherlands and Spain and a team of 100+ experts.

From our Active Defense approach, we help our clients:
• Reduce cyber risk exposure
• Comply with complex cybersecurity regulations, like NIS2, DORA and CRA
• Strengthen overall resilience and business continuity

We connect prevention, detection, and response into one integrated security strategy – delivering not just technical expertise, but strategic advisory at the executive level. Our guidance enables leadership to align cybersecurity with business priorities and make informed investment decisions.

Through DEFION Research Labs, we:
• Discover new vulnerabilities
• Dissect emerging threats
• Collaborate with public partners and positively impact society

This unique blend of frontline expertise and applied research ensures our clients are protected today and prepared for tomorrow.

Learn more at defion.security

Headquarters

EU

Website

https://defion.security

Company Size

51-200 employees

Industry

Computer and Network Security

Company Type

Privately Held

Founded

1997

Specialties

Cyber Security, Incident Response, Pentesting, MDR, Advisory, Risk Management, Information Security, SIEM, Security Operations (SOC), Digital Forensics, Red Teaming, ISO 27001, DORA, CRA, IEC 62443, OT Security, IoT Security, NIS2, Business Continuity, Purple Teaming, Vulnerability Research, Vulnerability Management, Threat Intelligence, Cloud Security, Application Security, and Cyber Insurance

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