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Critical Cybersecurity - NIS2 and DORA: How companies in the EU can reduce cyber risks and avoid fines through Pen-Testing, ISO 27001, and SOC 2

Europe is entering a new era of cybersecurity regulation. With NIS2 and DORA taking effect, organizations face increased expectations for governance, resilience, and operational security. These regulations do not simply encourage higher security standards - they enforce them, backed by significant penalties and management accountability.

Organizations that act early by strengthening core security capabilities - particularly through penetration testing, ISO 27001, and SOC 2 - significantly reduce their exposure to cyber incidents and supervisory intervention. They also position themselves as trusted, resilient partners in increasingly regulated supply chains.

Understanding the EU’s Regulatory Shift

NIS2 expands cybersecurity obligations to a broader range of sectors, including digital service providers, IT companies, managed service providers, healthcare, logistics, energy, and manufacturing.
It requires all essential and important entities to implement a risk-based security program covering incident response, access control, business continuity, vulnerability management, and supply-chain security.
Fines can reach up to €10 million or 2% of global annual revenue.

DORA applies to financial services and their ICT providers, requiring strong ICT risk management, resilience testing, strict incident reporting, and in some cases, threat-led penetration testing.
Non-compliance may trigger supervisory action and substantial financial consequences.

Three Core Measures That Strengthen Compliance and Reduce Risk

While NIS2 and DORA differ in scope, they both expect organizations to demonstrate mature cybersecurity practices, documented controls, regular testing, and proactive risk management. The following frameworks and activities provide an effective foundation.

Penetration Testing

Pen-tests simulate real cyberattacks to identify vulnerabilities before adversaries discover them.
Both NIS2 and DORA emphasize regular technical testing as a key element of cyber resilience.

Penetration testing helps organizations:

  • expose weaknesses early and prioritise fixes
  • demonstrate proactive, ongoing security governance
  • provide regulators and auditors with clear, test-based evidence
  • strengthen application, infrastructure, and cloud security

For certain DORA-classified entities, threat-led penetration testing (TLPT) may become mandatory.

ISO 27001

ISO 27001 provides a structured, internationally recognized framework for building a security management system (ISMS). Its risk-based approach aligns closely with the governance, documentation, and control expectations of NIS2 and DORA.

ISO 27001 supports organizations by:

  • establishing repeatable, auditable security processes
  • ensuring clear management accountability
  • reducing the impact and likelihood of security incidents
  • providing evidence of structured cybersecurity governance
  • improving supply-chain trust and vendor acceptance

ISO 27001-aligned organizations often face fewer supervisory challenges because they can present a mature and traceable control environment.

SOC 2

SOC 2 is a widely adopted assurance standard—especially in SaaS and cloud services—that evaluates the effectiveness of internal controls across the Trust Services Criteria: security, availability, processing integrity, confidentiality, and privacy.

SOC 2 enhances regulatory readiness by:

  • offering third-party-verified proof of a strong control environment
  • improving transparency for customers, partners, and regulators
  • supporting NIS2 and DORA expectations for documented governance and monitoring
  • strengthening incident management, logging, and vendor oversight practices
    providing competitive differentiation in security-conscious markets

Unlike ISO 27001, which focuses on management systems, SOC 2 emphasizes operational effectiveness of controls over time, especially in a SOC 2 Type II report.

Together, ISO 27001 and SOC 2 form a robust, complementary foundation for meeting EU regulatory expectations.

The Cost of Poor Preparation

Organizations that fail to comply with NIS2 or DORA may face:

  • substantial financial penalties
  • legally binding remediation actions
  • increased regulatory oversight
  • reputational damage and customer attrition
  • disruptions across dependent supply chains

A mature, test-driven, and independently verified security program is the most effective way to mitigate these risks.

How AuditOne Helps

AuditOne supports EU organizations through:

  • penetration testing across web, infrastructure, cloud, and Web3
  • ISO 27001 readiness assessments and internal audits
  • SOC 2 readiness assessments and evidence preparation
  • NIS2 and DORA gap analyses
  • vendor and supply-chain security evaluations
  • a modern audit platform for streamlined evidence collection and reporting

Whether you are building a new security program or scaling an existing one, AuditOne enables faster, clearer, and more trustworthy compliance.

Conclusion

NIS2 and DORA represent a major shift in European cybersecurity regulation. Penetration testing, ISO 27001, and SOC 2 give organizations the structure, evidence, and resilience they need to meet these expectations while reducing operational risk and avoiding penalties.
Companies that act early will not only achieve compliance - they will gain a measurable advantage in trust, transparency, and long-term resilience.

In this article
Author
Adrien Resch
CEO
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