Bastion Security

Trusted cybersecurity partners across New Zealand and Australia

Bastion Security Group brings together the expertise of Quantum Security, ZX Security, Helix Security, Cassini, and Cythera to offer comprehensive cybersecurity solutions.
Our team comprises certified professionals, including CISM, ISO27001, OSCP, SABSA, CISA, CISSP, and PCI-QSA consultants, ensuring top-tier service delivery.
As a CREST-certified member company and an approved supplier on the DIA Marketplace, we demonstrate our commitment to excellence and regulatory compliance.
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Bastion Security

Expert guidance across the full spectrum of cyber security

From strategic advice to hands-on technical delivery, our team helps you navigate complex cyber risks with confidence. We combine deep expertise, proven tools and real-world experience to deliver results that matter.

  • Proven expertise across offensive and defensive cyber services
  • Trusted by critical infrastructure, government and enterprise clients
  • End-to-end support - advisory, delivery and managed outcomes
About Bastion

Who are we

Bastion Security Group is a leading New Zealand-based cyber security consultancy formed through the integration of Quantum Security, ZX Security, Helix Security, Cassini and Cythera.

Experienced Team

Security professionals across New Zealand & Australia

Together, we’ve built one of the largest and most experienced teams in the region, with over 150 cyber security professionals across New Zealand and Australia.

We deliver a comprehensive suite of services including managed security, penetration testing, digital forensics and incident response, risk and advisory, certification and accreditation, secure architecture design and PCI QSA assessments.

By unifying the specialist strengths of each founding company, we provide clients with access to deep expertise, seamless service delivery and a single trusted partner for all their security needs.

At Bastion, we foster a high-performance culture built on technical excellence, collaboration and a shared commitment to delivering meaningful security outcomes.


Leadership teams

Cyber security specialists

Bastion Security Group brings together the expertise of Quantum Security, ZX Security, Helix Security, Cassini and Cythera Cyber Security to deliver cyber security services trusted across New Zealand.
Discover our team
Stephen Penman
Director (Governance, Risk & Compliance)
Stephen has a wide range of experience working with both government and commercial clients to ensure that they meet their security and compliance requirements.
Sinan Dalgic
Auckland Director Lead
Sinan is helping senior executives understand, select and implement fit for purpose cybersecurity strategy within a rapidly changing market and technology environment.
What comes next

Enhance your organisation's cyber maturity

Beyond our core services, Bastion offers a range of solutions to enhance your organisation's cybersecurity maturity. Our offerings are designed to integrate seamlessly with your existing infrastructure and address evolving security challenges.

  • Security Engineering & Architecture: Design and implement secure systems tailored to your business needs.
  • Penetration Testing & Red Teaming: Identify vulnerabilities through rigorous testing methodologies.
  • Managed Detection & Response: Continuous monitoring and rapid response to security incidents.

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Employee Cyber Training & Awareness
Your people are your first line of defence. Our cyber training builds awareness, sharpens instincts and turns everyday staff into assets.
Advisory
When clarity is critical and stakes are high, our advisory services deliver strategic, executive-level security expertise that empowers decision-making
Partners

Our platform partners

We work with a trusted network of technology and security partners to deliver scalable, future-ready solutions for our clients. From leading CNAPPs and SIEM tools to automation and compliance platforms, our partnerships help you stay secure, visible and in control.
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Events

Upcoming events

Join Bastion experts for networking events, technical briefings, and hands-on workshops hosted throughout the year.
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Bastion Security

Our community

We created Hacking for Heroes to give back to the community by offering free cybersecurity support to not-for-profits working to protect and uplift others.
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1 Jan 2025
Hacking for Heroes
We think that organisations who are working hard to help the community and vulnerable groups are Heroes!