Cybersecurity Advisory

Security leadership
for the digital era

"Your CISO, without the complexity"

Expert vCISO services, NIS2 compliance, and ISO 27001 implementation for European organisations navigating complex cyber risk.

20+
Years Experience
5
Mile2 Certs
EU
NIS2 Expert
Active Certifications
  • C)CSSMCybersecurity Sales Manager
  • C)ISMS-LA/LIISO 27001 Lead Auditor / Implementer
  • C)AICSOAI Cybersecurity Officer
  • C)CSSACertified Security Sentinel Analyst
  • C)ISSO-AInformation Systems Security Officer (ANAB)
  • ISO 42001AI Management Systems

Tailored security services for modern organisations

From strategic leadership to hands-on compliance, we deliver pragmatic cybersecurity outcomes.

Virtual CISO

Strategic cybersecurity leadership without the full-time overhead. Embedded guidance, risk management, and board-level reporting tailored to your organisation.

Risk ManagementBoard ReportingSecurity Strategy
NIS2 & ISO 27001

End-to-end compliance for the European regulatory landscape. Gap analysis, policy development, audit preparation, and certification support under Greek Law 5160/2024.

NIS2 / Ν.5160/2024ISO 27001:2022GDPRISO 42001
Speaker & Advisory

Conference keynotes, panel participation, and executive advisory. Thought leadership on Shadow AI governance, NIS2 board liability, and CISO-boardroom communication.

Keynote SpeakingShadow AIExecutive Advisory

NIS2 Readiness Assessment

Answer 12 questions to discover your organisation's NIS2 compliance posture and receive a personalised readiness report.

Is your organisation NIS2 ready?

The NIS2 Directive (Greek Law 5160/2024) introduces significant cybersecurity obligations for organisations across the EU. This free assessment evaluates your readiness across 6 key domains and takes under 5 minutes.

12 questions
~4 minutes
Instant results
No registration required
Your results are ready

Enter your details to view your personalised NIS2 readiness report. We may reach out to offer tailored guidance.

/ 100
Results by Domain

Get your full NIS2 gap analysis

AVSecAdvisory delivers end-to-end NIS2 compliance programmes for Greek and EU organisations.

Book a Free Consultation

Angelos Varthalitis

With over 20 years of cybersecurity leadership across SaaS, energy, and transportation sectors in Europe, I bring deep operational and strategic expertise to every engagement.

Currently serving as CISO at a European childcare SaaS company, managing ISO 27001:2022, ISAE 3402+NOREA, and NIS2 compliance — while consulting independently through AVSecAdvisory for Greek private sector clients.

DBA candidate researching Shadow AI governance and the security ownership gap. Active speaker at leading European cybersecurity conferences.

Mile2 · 2026–2029
C)CSSM · C)ISMS-LA/LI · C)AICSO · C)CSSA · C)ISSO-A
ANAB Accredited
ISO/IEC 17024 Certified Professional
Frameworks
ISO 27001 · NIS2 · GDPR · ISAE 3402 · ISO 42001
DBA Research
Shadow AI Governance · Security Ownership Gap (SARGF)
2022 – Now
CISO
KidsKonnect / Ovivio NL B.V. · Netherlands
2023 – Now
Founder & Principal Consultant
AVSecAdvisory · Greece
Prior
Senior Security Roles
Transdev Nederland · eVision Industry Software · Europe
Speaker
Conference Speaker
Leading European cybersecurity conferences & industry events

Expertise you can rely on

Hands-on CISO experience combined with deep regulatory knowledge to deliver outcomes that matter.

01
Practitioner, Not Theorist

Active CISO managing real compliance programmes across EU jurisdictions. Every recommendation comes from lived experience, not just frameworks.

02
NIS2 Specialist

Deep expertise in NIS2 / Greek Law 5160/2024 implementation. Registered with NCSC-NL, experienced with ENISA frameworks and Greek regulatory requirements.

03
AI Governance Ready

ISO 42001 certified and actively researching Shadow AI governance. Future-proof your security posture against emerging AI risks before they become incidents.

04
Greek Market Focus

Native understanding of the Greek regulatory environment, business culture, and private sector dynamics. Services delivered in Greek and English.

Let's discuss your security needs

Whether you're navigating NIS2 compliance, planning an ISO 27001 certification, or need interim CISO leadership — reach out for a confidential initial consultation.

Thank you — we'll be in touch shortly.