Your Trusted Security Partner
Australian Owned, Globally Connected

Safeguarding Your Digital Assets

For when you need experienced security experts, not endless sales decks. Global Sentynel delivers actionable cybersecurity guidance when you need practical advice and real outcomes.

What Makes Us Different

We have built a firm around the things that matter most to clients: honest advice, real delivery, and people who genuinely care about doing good work.

Deep Expertise

Our consultants are seasoned security practitioners with decades of hands-on experience. We have seen what works, and we know what does not.

People First

We care about the people we work with, on both sides of the engagement. Our team enjoys coming to work, and that shows in the quality of what we deliver.

We Finish More Projects than We Start

We take on the hard problems, including the ones that other firms have walked away from. Projects get completed, not parked.

Practical and Affordable

We take a risk-based approach. Security does not need to be expensive to be effective, and we will never recommend more than you actually need.

Senior Security Expertise, When You Need It

Our consulting services work well for organisations that already have a security team in place and need specialist depth to tackle specific challenges. We work alongside your people, not around them.

Cyber Resource Augmentation

Need an extra pair of expert hands? We place vetted security professionals directly into your team, quickly, without the months-long recruitment process.

Staff AugmentationVirtual CISOEmbedded Consulting
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Application & Software Security

From supply chain risks to SaaS configuration, we help you secure the software your business depends on, at every stage of the lifecycle.

Secure SDLCCI/CD HardeningSupply ChainSaaS Security
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Enterprise Security

We assess where your security programme stands, help you design a realistic operating model, and build a roadmap that leadership can actually get behind.

Maturity AssessmentOperating ModelBoard Reporting
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Governance, Risk & Threat Management

The right controls, set up correctly, monitored continuously. We can modernise your cyber governance programme to increase automation, enforce controls and focus on what actually matters.

GRCCSPM/CNAPPCTEMPolicy
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New

AI Security

AI is moving fast and most security teams have not had time to catch up. We help you understand where the risks are and put sensible controls in place before something goes wrong.

AI Risk AssessmentLLM SecurityAI Governance
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The Right Fit for Your Organisation

We work with organisations at different stages and sizes. Whether you need specialist consulting to support an existing security team, or want us to act as your dedicated security function, we have an option that fits.

Enterprise

Security Consulting

For organisations with existing security teams. We come in alongside your people and bring the specialist depth that is hard to keep on the payroll full time.

Cyber Resource Augmentation

Vetted specialists embedded in your team

Application & Software Security

Secure SDLC, supply chain, CI/CD, SaaS

Enterprise Security Strategy

Maturity, operating model, board reporting

Governance, Risk & Threat Management

GRC, CSPM, CTEM, policy and standards

AI Security

LLM security, AI risk and governance

Growing Businesses · New

Managed Security Services

For businesses that do not have a large security team yet. We become your security capability, providing continuous protection and expert guidance every month.

Managed Cloud Security (CNAPP)

Continuous cloud posture management and threat detection

Managed CTEM

Continuous threat and exposure monitoring with guided remediation

Managed Vulnerability Management

Scanning, prioritisation and remediation guidance

Virtual CISO (vCISO)

Fractional security leadership, strategy and board reporting

Security consultants collaborating
GlobalPractitioner Network

Small Enough to Care, Connected Enough to Deliver

Global Sentynel is an Australian cybersecurity consultancy built around one simple idea: clients deserve honest advice from people who actually know what they are doing. It should be something every consulting company does, but we've seen many slick pitch decks that promise the world but are impossible to deliver.

We are a small, tight-knit team with deep roots in the security industry and a wide network of trusted practitioners across Australia and internationally. That network is what lets us say "global" with confidence. It is not about having offices everywhere. It is about knowing the right people in the right places and being able to call on them when our clients need it.

Whether you are a mid-sized business looking for ongoing security support, or a large organisation tackling a specific problem, you will always be dealing with experienced people who give you straight answers.

Meet the Team

Let's Talk Security

No sales pitch, no pressure. Just an honest conversation about where you are and how we might be able to help.