ISO/IEC 27001 is the de-facto international Information Security Management System (ISMS) standard and is deployed globally. The current edition is ISO/IEC 27001:2022, amended in 2024. For business, this means that certification is recognised everywhere and the resources needed to achieve it (provided by qualified partners like StickmanCyber) are readily available to help Australian organisations achieve the best possible security outcomes.
Introducing ISO 27001: Information Security Management System Framework
ISO 27001 is an ISMS standard that provides a risk-based approach to managing people, processes, and technical controls. The standard’s modular approach to auditing people and technical dependencies ensures that numerous operational benchmarks can be measured, compared, and improved if security gaps are discovered. Certification is carried out by independent, accredited certification bodies, with certified practitioners offering implementation services for those organisations who lack the resources or desire in taking the DIY approach.
Business Case: Value proposition for implementing ISO 27001
The lack of appropriate security safeguards and controls poses an existential threat for businesses of all sizes. Making sure that security safeguards, controls, and policy guidelines meet the individual needs of an organisation is vital to securing your information framework. By implementing a tried and tested security management system, gaps can be remediated using industry best practices.
ISO 27001 is more than just a security blueprint. The standard (when implemented) engages with all stakeholders across the organisation and features a modular architecture that enables individuals, business units, or the entire organisation to accept responsibility for security within their environment.
This approach assists management in thoroughly fortifying security and helps to raise threat awareness across all levels of the organisation. Often the ISO 27001 review is part of an all-encompassing organisational assessment that examines every facet of processes, systems, and supply chains.
There are eight good reasons to invest in aligning your security safeguards against those of a mature and highly respected certification standard like ISO 27001.
Reducing risk with benchmarks
Reducing business risk is imperative for management, but taming information security poses a challenge for both staff and management in organisations of every size. ISO 27001 guidelines and benchmarks help management and IT staff meet best security practices and compare their results with peers.
Privacy legislation – conformance and governance
Instead of dealing with point solutions to solve discrete security issues, implementing an ISMS using ISO 27001 guidelines enables administrators to take a “top-down” view of governance. With the benefit of a robust structure and a dispassionate perspective, the employee’s compliance burden is eased by maximising existing tools and resources that help extend the ROI on your security investment.
For Australian organisations, an ISMS can also support the Privacy Act 1988’s requirement to take reasonable steps to protect personal information. The OAIC’s guide to securing personal information notes that adopting a standard can give you some confidence in your security practices, but complying with a standard does not of itself mean you have taken reasonable steps.
Enhancing the value of your business
Reputations, relationships, respect, and trust are built up over time. By demonstrating how committed your organisation is to deploy the best tools in protecting information security, commercial partners feel vindicated that their commitment to the business relationship with your organisation is a good investment.
Trusted supply chain
As supply chains become more entwined, your security defences are only as good as the weakest link in your trusted chain. ISO 27001 certification provides independent assurance that a business partner’s information security management system has been audited against the standard, which mitigates interdependency risk and helps protect your assets from nefarious threats posed from within trusted sources.
Business continuity and resilience
Security breaches cost organisations vast sums of money in addition to the potential loss of reputation and brand value. ISO 27001 deployment drives a culture of proactive, proven, and tested enhancements that reinforce processes, systems, and controls.
ISO 27001 encompasses all facets of business operations
Security threats can come from the most unexpected sources. A risk-based approach to security helps organisations implement threat modelling to “war-game” and rethink their approach to information security in a “whole-of-enterprise”, all-encompassing context.
Gap analysis
In many organisations, security safeguards are deployed because it’s perceived (often prompted with alarmist vendor marketing) that the need exists. Without a comprehensive security gap analysis to prove the need exists, it’s just informed guesswork. Because ISO 27001 is risk-based it’s critical that weaknesses and other security fractures are identified, prioritised and remediated, when time, resources, and budget are available. Aligning internal systems and processes with ISO 27001 can often take some time because of the granularity and depth needed to complete the certification process. A gap analysis helps stakeholders assign security priorities and wrangle the resources and funding needed to deliver the best outcome.
Risk-based – not just another “tick-in-the-compliance-box”
Some security accreditations are based on box-ticking and inflexible policies. This type of approach will meet compliance objectives but could leave serious security risks undiscovered until it’s too late.
What is a typical ISO 27001 engagement?
StickmanCyber’s ISO 27001 engagement model is straightforward and typical of experienced implementation partners:
- Review ISMS documentation, scope the requirements, and report.
- Granular audit – validate your ISMS against the ISO 27001 standard and prepare for the certification audit by an accredited certification body.
- Regularly scheduled reviews to support ongoing conformance with your ISO certification, including the certification body’s annual surveillance audits.
This certification looks deceptively easy but is onerous and demanding for one simple reason: it must be. The ISO 27001 audit shines a bright light on every aspect of business operations and flags limitations in people, processes, controls, and infrastructure that could compromise information security.
What does an ISO 27001 audit review entail?
The 2013 edition of ISO 27001 organised its 114 Annex A controls into 14 domains (A.5 to A.18). ISO/IEC 27001:2022 regroups them into 93 controls across four themes. The table below shows those themes with examples of the business context they cover. For a domain-by-domain view, see how the 14 domains of ISO 27001 map to the 2022 controls.
| Theme (Annex A) | Count | Business context: examples |
| Organisational (5.1–5.37) | 37 | Information security policies (such as email, encryption, change management and data retention); the roles and responsibilities that govern how sensitive information is handled; asset management, where assets include intellectual property, software, reputation and commercial knowledge as well as hardware; access control rules; supplier relationships and the contractual agreements that address supply-chain risk; incident management, including legislative obligations such as Australia’s Notifiable Data Breaches scheme; information security during disruption and ICT readiness for business continuity; and compliance with legal, regulatory and contractual requirements. |
| People (6.1–6.8) | 8 | All phases of employee engagement, including screening, terms and conditions of employment, security awareness and training, and disciplinary matters. |
| Physical (7.1–7.14) | 14 | Providing the physical security to protect digital assets, from physical perimeters right through to protecting communication infrastructure such as cabling. |
| Technological (8.1–8.34) | 34 | Authentication and access to systems; when, where and what type of cryptography is used, including key management; information backup and systems availability; network security and segregation; and security across the software development chain, including secure development, testing, change management and outsourced development. |
ISO 27001 isn’t a compliance focused resource
It’s important to understand that ISO 27001 is not a compliance tool but actually a risk-based framework and methodology. This risk-based approach means that resources, time and money are allocated towards mitigating risks that pose the greatest threat to asset protection, business continuity and service availability.
Each threat is weighted and prioritised based on the virulence of the business risk. Armed with these insights and budget, resources can be allocated towards projects that deliver the best security return on investment, and not be squandered on meaningless “ticks in the compliance box”.
Measuring and delivering a better security ROI with ISO 27001
ISO 27001 is optimised to deliver a better operating ROI from an organisation’s annual security budget. When a risk-based approach to security is taken, spending is closely aligned with exposure to threats. A retailer will allocate resources towards hardening their security in different ways from a health service provider. Similarly, both organisations’ Human Resources (HR) teams may use identical methods to safeguard employee privacy but rely on the ISO 27001 standard’s Annex A controls to identify, segment and mitigate risks.
Interdependency drives ISO 27001 uptake
Increased interdependency is driving demand for supplier assurance, and ISO 27001 certification is a widely recognised way for vendors to show how they protect shared data. In Australia, the OAIC’s guidance, for example, suggests asking whether a cloud service provider’s information handling practices are certified against information security standards such as the ISO 27000 series. This supports a universal and consistent approach to data security and the application of safeguards across internal and interdependent relationships.
ISO 27001 adds prestige to your brand
Although the ISO certification is not about branding or marketing, it can add prestige to your brand and offer a competitive advantage in commercial situations, particularly with those kindred organisations who have undergone the rigorous certification process.
How do you quantify how your security posture is evolving and improving?
Security attackers are constantly looking for new ways to breach and gain access to company assets. Attackers also target supply chain partners (related/third-parties) to gain access via the indirect, “back-door” route. It’s this type of “dependency attack” that breaches controls and shatters trust that leads the list of CISO concerns. But the question remains how do you benchmark and independently assess the compliance of your systems with privacy legislation, industry guidelines and best practice?
An appetite for risk – cyber insurance and ISO 27001
How does an organisation identify, weigh-up, dissect, quantify, and put a price on information security risk?
An improvement that’s helping administrators manage security risk more effectively is the wider availability of cyber security insurance. Cyber insurance is based on well-understood principles: the greater the risk, the more costly the insurance premium. The same axiom applies when pricing security insurance: the more secure the environment, the lower the premium. When you can identify, price, mitigate, and remediate security risks, your overall security posture is improved and existing business instruments (actuarial tables) can help to calculate the return on investment.
Setting a common, global standard
Without a common standard or framework, it’s difficult to benchmark and test the efficacy of your existing safeguards and policies. The same applies to aligning staff training and policy development to meet upgraded security demands and compliance oversight. To tame overarching security complexity, organisations typically deploy a comprehensive ISMS to identify weaknesses and analyse gaps. Achieving an industry recognised certification also helps to establish trust with industry peers. ISO 27001 is the world’s best-known ISMS standard, with an army of practitioners and a wide selection of skilled people available to help your organisation quickly effect change and improve all facets of information security.
Understanding the standard
The ISO 27001 standard traces its roots to BS 7799, first published in 1995. It was published as ISO/IEC 27001 in 2005 and revised in 2013 and 2022.
Since then, global and regional security legislation has entered law in numerous jurisdictions. Concurrently, practices, policies, and compliance standards have increased the complexity of maintaining and meeting the oversight demands of both local and international sovereignty. Frameworks like ISO 27001 not only lay out a security blueprint but can also support compliance with other obligations, such as Australia’s Privacy Act 1988 and APRA CPS 234, as well as overseas requirements like SOX, HIPAA or GDPR.
Conclusion
So where to now? If your business depends on complex supply-chains or government and enterprise clients that ask suppliers for ISO 27001, it’s a commercial imperative that you take steps to update systems and processes to meet ISO 27001.
For management and board members who potentially face sanctions, penalties, or public shaming in the event of a “security incident”, investing in prevention is a much better approach that also mitigates the risk to your brand of reputational damage. If you choose to lower risk by investing in cyber-insurance, review whether premium costs are reduced if you’re ISO 27001 certified.
To fast-track ISO 27001 certification, work with an experienced partner like StickmanCyber to review and guide your journey through to the certification audit by an accredited certification body. Set a goal to embed a security mindset into your people and processes to drive better security outcomes. Transitioning to ISO 27001 is an opportune time to reset security awareness across your organisation and instil a corporate culture of security first.
Ready to make ISO 27001 a solid investment for your organisation? Book a free consultation with our team.
Frequently asked questions
Is ISO 27001 worth it for a small business?
It can be. ISO says ISO/IEC 27001 suits companies of any size and from all sectors, and the effort grows with the scope you choose for your ISMS. It tends to pay off when customers, tenders or partners ask for certification, or when you hold sensitive data. If no one is asking yet, many Australian small businesses start with ASD’s Essential Eight and build towards ISO 27001 later.
What is the difference between ISO 27001 compliance and ISO 27001 certification?
Compliance, or alignment, means you have built your ISMS to meet the standard’s requirements, usually checked through internal audits. Certification means an independent certification body has audited your ISMS and issued a certificate confirming it meets ISO/IEC 27001. ISO itself does not certify organisations. A certificate gives customers independent evidence that a self-declaration cannot.
How can you check whether a supplier’s ISO 27001 certificate is genuine?
Ask for a copy of the certificate and check the issuing certification body, the expiry date and the scope. ISO suggests verifying accredited certifications through IAF CertSearch, a global database that aggregates data from accreditation and certification bodies, or by contacting the certification body or accreditation body directly. In Australia and New Zealand, JASANZ accredits certification bodies.
What does the scope of an ISO 27001 certificate cover?
A certificate covers only the ISMS scope the organisation defined and had audited. That may be the whole business or only certain locations, services or systems. ISO/IEC 27001 requires organisations to determine the boundaries and applicability of their ISMS and document that scope. When you assess a supplier, check that the services, data and sites you rely on fall inside the certified scope.
Which ISO 27001 controls deal with supplier and supply chain security?
In ISO/IEC 27001:2022, organisational controls 5.19 to 5.22 cover information security in supplier relationships, security requirements in supplier agreements, managing information security in the ICT supply chain, and monitoring, review and change management of supplier services. Together they help you set, agree and check the security you expect from suppliers, which supports a trusted supply chain.
Does ISO 27001 cover the use of cloud services?
Yes. The 2022 edition added control 5.23, information security for use of cloud services, which covers how an organisation acquires, uses, manages and exits cloud services in line with its security requirements. In Australia, the OAIC also suggests checking whether a cloud service provider’s information handling practices are certified against information security standards such as the ISO 27000 series.
