In brief: Integrating DevSecOps into software development can enhance security without compromising speed. This article explores how Australian organisations are implementing secure-by-design practices effectively.
Developing secure software is a critical challenge for organisations in 2026. With cyber threats evolving rapidly, the traditional approach of treating security as a post-development phase is no longer sufficient. DevSecOps, the integration of security into the DevOps lifecycle, offers a way to build secure-by-design software while maintaining development velocity. This article explores the practical implementation of DevSecOps, including tools, workflows and real-world examples from Australian organisations.
DevSecOps is not just about adding security checks; it is about embedding security into every stage of the software development lifecycle (SDLC). By integrating security into development and operations, teams can identify and address vulnerabilities early, reducing the cost and complexity of remediation. In 2026, this is more important than ever as organisations face increasingly sophisticated threats, including supply chain attacks, API vulnerabilities and insecure code practices.
According to the Australian Cyber Security Centre (ACSC), many security incidents stem from preventable issues such as unpatched software, misconfigurations and insecure APIs. DevSecOps addresses these issues by making security a shared responsibility and a continuous process.
DevSecOps in 2026 is characterised by several core principles:
Several tools and technologies support the implementation of DevSecOps. These include static application security testing (SAST), dynamic application security testing (DAST), software composition analysis (SCA), infrastructure as code (IaC) scanning and runtime application self-protection (RASP). These tools are often integrated into continuous integration and continuous delivery (CI/CD) pipelines to automate security checks.
For example, SAST tools like SonarQube and DAST tools like OWASP ZAP can detect vulnerabilities in source code and running applications. IaC tools such as Terraform and Ansible can be used with security scanners like Checkov or Terraform Security to identify misconfigurations in cloud environments. These tools help teams catch issues before they reach production, reducing the risk of exploitation.
Australian organisations are increasingly adopting DevSecOps to improve software security and compliance. One example is a major Australian financial services provider that implemented DevSecOps to support its digital transformation. By integrating security into its CI/CD pipelines, the organisation reduced the number of vulnerabilities in production by 60% within six months. It also improved its compliance with APRA CPS 234 and the ACSC Essential Eight, which are critical for its regulated operations.
Consider a healthcare technology company with 120 employees that adopted DevSecOps to secure its patient data platforms. By integrating automated security testing and compliance checks into its development process, the company was able to meet the requirements of the Privacy Act and the Notifiable Data Breaches (NDB) scheme. This helped it avoid potential fines and reputational damage while improving the trust of its users.
Another hypothetical example is a mid-sized SaaS provider with 60 developers that introduced a DevSecOps pipeline. It used SonarQube for SAST, OWASP ZAP for DAST and Checkov for IaC scanning. Within a year, the company reported a 40% reduction in post-production security incidents and a 30% improvement in incident response times.
While DevSecOps offers significant benefits, there are several challenges to consider. One of the biggest is cultural change, developers may initially resist additional security checks, viewing them as slowing down delivery. To overcome this, organisations need to provide training and support to help developers understand the value of security and how to implement it effectively.
Another challenge is the integration of security tools into existing workflows. Many organisations struggle with tooling complexity, especially when using multiple tools from different vendors. This can lead to tool sprawl, which increases operational overhead and reduces the effectiveness of security controls. To address this, organisations should adopt a streamlined approach to tooling, choosing tools that integrate well with their existing infrastructure and workflows.
Finally, there is the challenge of maintaining the balance between speed and security. While automation can help speed up security checks, it is not a silver bullet. Automated tools can miss complex vulnerabilities, and false positives can slow down development. Organisations must therefore combine automation with manual testing and expert review to ensure that security is not compromised in the pursuit of speed.
Secure-by-design development is the foundation of DevSecOps. This approach involves designing software with security in mind from the start, rather than adding security as an afterthought. It includes practices such as threat modelling, secure coding standards, and design reviews to identify and address security risks early in the development process.
One way to implement secure-by-design development without slowing delivery is to use security champions, developers who are trained in security best practices and can help their teams identify and address security issues. Security champions can also help promote a culture of security within the organisation, making it easier to adopt DevSecOps practices.
Another approach is to use security as code, the practice of defining security policies and controls in code and integrating them into the CI/CD pipeline. This allows security policies to be version-controlled, tested and deployed alongside application code, ensuring that security is consistently applied across all environments.
Measuring the effectiveness of DevSecOps is essential to ensure that security is being integrated effectively into the development process. Key performance indicators (KPIs) such as the number of vulnerabilities detected and resolved, the time taken to remediate issues, and the number of security incidents can help organisations assess the impact of their DevSecOps initiatives.
Organisations can also use metrics such as mean time to detect (MTTD) and mean time to respond (MTTR) to assess how quickly they can identify and resolve security issues. These metrics can help organisations identify areas for improvement and track their progress over time.
| DevSecOps KPI | Description | Target |
|---|---|---|
| Vulnerabilities detected per sprint | Measures the number of vulnerabilities identified during development | 5–10 |
| Vulnerabilities resolved per sprint | Measures the number of vulnerabilities fixed before deployment | 90%+ of detected issues |
| MTTD | Time to detect a security issue after deployment | Under 48 hours |
| MTTR | Time to resolve a security issue after detection | Under 72 hours |
| Security incidents per month | Measures the impact of DevSecOps on production environments | 0 or near-zero |
DevSecOps is a powerful approach to building secure software in 2026. By integrating security into the development process, organisations can reduce the risk of security incidents, improve compliance and maintain the speed of delivery. Real-world examples from Australian organisations demonstrate that DevSecOps can be implemented effectively, even in complex and regulated environments.
For organisations looking to implement DevSecOps, the key is to start small, focus on automation and collaboration, and continuously improve security practices. By doing so, they can build software that is both secure and efficient, helping them stay ahead of evolving cyber threats.
Extranet Systems has supported several organisations in adopting DevSecOps to enhance their software security. From designing secure CI/CD pipelines to implementing automated security testing, our team can help you integrate security into your development process without slowing down delivery. If you're ready to build secure-by-design software and improve your cyber resilience, contact us to discuss how we can help you achieve your goals.
DevSecOps is the integration of security into the DevOps lifecycle. It is important because it helps organisations build secure software without slowing down delivery. By embedding security into every stage of the software development lifecycle, DevSecOps helps organisations identify and address vulnerabilities early, reducing the risk of security incidents.
DevSecOps can be implemented without slowing down delivery by integrating security into the development process from the start. This includes using automated security testing, promoting a culture of security, and using security champions to help teams identify and address security issues. By combining automation with manual testing and expert review, organisations can maintain speed while ensuring security.
Key tools used in DevSecOps include static application security testing (SAST), dynamic application security testing (DAST), software composition analysis (SCA), infrastructure as code (IaC) scanning and runtime application self-protection (RASP). These tools are often integrated into continuous integration and continuous delivery (CI/CD) pipelines to automate security checks and reduce the risk of vulnerabilities in production.
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