Low-code blog | eSystems

Implementing Automated Security Testing: Best Practices

Written by Reggie Rusan | Nov 11, 2024 9:52:11 AM

Ensuring the security of your code is important—but traditional security testing can slow you down. This is where automated security testing steps in, offering a way to continuously scan for vulnerabilities without disrupting workflows. On the other hand, setting it up correctly is key to unlocking its full potential and avoiding common pitfalls.

This article outlines best practices for effectively implementing automated security testing.

Importance of Automated Security Testing in Modern Software Development

Automated security testing integrates seamlessly into rapid development workflows, especially with the widespread adoption of Continuous Integration/Continuous Deployment (CI/CD) practices. This approach helps detect and address vulnerabilities early, minimizing the risk of critical issues surfacing later, when they are costlier and more complex to resolve.

By embedding security checks in the CI/CD pipeline, developers can address vulnerabilities as they arise in the code, reducing the likelihood of security flaws reaching production. 

Automated testing saves time and costs by handling repetitive tasks quickly, and tools can scan codebases comprehensively, ensuring continuous coverage. This efficiency is especially valuable for large-scale systems that require compliance with industry regulations or standards, making manual checks impractical. 

Guidelines for Implementing Automated Security Testing

1. Define Security Goals and Priorities

To implement automated security testing effectively, the first step is to define clear security goals. Without specific objectives, your automated testing efforts can become unfocused and inefficient. These goals should guide every stage of your testing process, helping you determine where to concentrate your resources.

It's important to align these security goals with both your business and technical requirements. This ensures the security measures you implement are practical for your organization's needs and directly support your overall business objectives. For example, if your business handles sensitive customer data, your priorities might include compliance with data protection regulations, such as GDPR or HIPAA.

Clear security priorities also help you focus your automated testing on the most critical risks. In a world where threats constantly evolve, you can’t test everything. Instead, you should identify your high-risk areas—like external-facing applications—and dedicate more resources to those.

2. Select the Right Security Testing Tools

Start by evaluating your organization’s security needs based on your technology stack. This means considering the specific programming languages, frameworks, and platforms used in your development environment. A tool that's perfect for one company might not be suitable for another, especially if it doesn't support the technologies you are working with. 

Once you’ve identified tools that support your tech stack, focus on key features that are important for automated security testing. Look for tools that:

  • Detect vulnerabilities across a broad range of threats 

  • Integrate seamlessly with your existing CI/CD pipeline. This allows continuous security testing without disrupting your development flow.

  • Have an easy-to-use interface that reduces the learning curve for your team.

3. Integrate Security Testing into Your CI/CD Pipeline

By integrating security testing early in the CI/CD process, you can detect vulnerabilities well before they reach production. This early detection is important—it shortens the feedback loop, allowing you to address issues before they become bigger problems. 

To achieve this, you need to ensure that security testing tools integrate seamlessly with your CI/CD processes. These tools should be part of the automated build and deployment steps so that security checks run continuously without requiring manual intervention. The right tools will allow you to automate:

  • Static code analysis for detecting vulnerabilities in your codebase.

  • Dynamic testing to evaluate runtime security.

  • Dependency checks to ensure that third-party libraries don’t introduce risks.

A key advantage of integrating security testing into CI/CD pipelines is that it provides faster feedback to developers. Security issues are flagged immediately after the code is committed, enabling quicker fixes.

For comprehensive support in automation and integration, explore our Automation & Integration Services to enable continuous security testing without disrupting your development flow.

4. Define Alert Thresholds and Prioritize Results

In automated security testing, setting alert thresholds is important to prevent alert fatigue, which occurs when too many notifications overwhelm your team. By configuring these thresholds, you control the volume of alerts, ensuring the team focuses on what truly matters.

Prioritizing test results is equally important. Not all vulnerabilities pose the same risk. By establishing a system that ranks vulnerabilities by their severity, your team can address the most dangerous threats first. This approach ensures that critical security issues are dealt with instantly, reducing the chances of significant breaches.

Categorizing vulnerabilities by severity, such as critical, high, medium, or low, also helps streamline remediation efforts. This classification makes it easier to allocate resources effectively, ensuring that the right expertise is applied where it's needed most.

5. Implement Continuous Monitoring and Reporting

Continuous monitoring allows you to keep an up-to-date understanding of your security environment. Instead of relying on periodic checks or manual interventions, automated tools can provide real-time insights into potential risks. 

Automated reporting plays an important role in this process. Effective security reports don’t just deliver raw data—they provide actionable insights that guide decision-making.

Another key advantage of real-time monitoring is its ability to detect threats early. By continuously scanning for potential vulnerabilities, you can catch problems before they escalate.

Tracking key security metrics is also key for improving response times and making data-driven decisions. Metrics such as the number of vulnerabilities, the time to resolve them, and the severity of identified issues help you gauge the effectiveness of your security program. 

Lastly, ensure that your reports are actionable. It’s not enough to identify problems; the right people need to be informed in a timely and relevant manner.

6. Review and Refine Your Security Testing Program Regularly

Start by examining how well your current testing processes address newly discovered vulnerabilities. Security issues that weren’t relevant last year might now pose serious threats, so your testing tools and methods should adapt to cover these evolving risks. This might involve upgrading security tools or fine-tuning your testing techniques to better detect modern attack vectors.

Feedback from previous testing cycles is another essential resource. By analyzing past results, you can identify trends and pinpoint areas where your testing program falls short

It’s also important to revisit your alert thresholds and reporting mechanisms. Over time, the quantity and quality of alerts might shift, leading to either too many false positives or critical issues being overlooked. Fine-tuning alerts ensures that your developers focus on the most pressing vulnerabilities, without becoming overwhelmed by noise. This balance between urgency and clarity is key to maintaining an effective security workflow.

Best Practices for Effective Automated Security Testing Implementation

1. Shift Security Left in the Development Process

Shifting security left means you integrate security testing early in the software development lifecycle (SDLC) instead of waiting until the later stages. 

One of the key advantages of shifting security left is early vulnerability detection. When you identify and mitigate security flaws during the early stages of development, it reduces the likelihood of dealing with more complex and expensive fixes later. 

To make this work, there has to be strong collaboration between development and security teams. Developers need to understand security requirements from the outset, and security professionals should be involved throughout the development process. 

Another critical element of shifting security left is using automated security testing tools as early as possible. These tools provide continuous feedback on potential vulnerabilities, allowing developers to fix them before they impact the broader system. 

2. Customize Testing Parameters and Thresholds

Customizing security testing parameters and thresholds is important for aligning the testing process with your organization's specific risk tolerance and security needs. By fine-tuning the parameters, you ensure that automated security testing accurately reflects your business’s priorities, reducing unnecessary alerts while focusing on real vulnerabilities.

As your application evolves or new security threats emerge, continuous review and adjustment of these parameters is important. Regularly updating your testing configurations ensures that your security testing remains relevant, addressing both new features and vulnerabilities as they arise.

3. Ensure Continuous Integration and Monitoring

Continuous integration (CI) and monitoring in automated security testing are important to maintain the security of your development pipeline. By integrating security checks throughout the CI/CD process, you ensure that vulnerabilities are caught in real-time, keeping your code secure as it evolves.

Automation plays a key role here. With automated monitoring systems, you can track new vulnerabilities as your codebase changes. These systems scan your applications for risks without manual intervention, keeping your security checks frequent and consistent. They provide a robust safety net, especially when multiple developers are contributing to the same project.

4. Educate and Engage Development Teams in Security Practices

To implement automated security testing effectively, it's important to educate and engage your development teams in security practices. Security threats evolve rapidly, so your team needs to stay updated on the latest best practices and attack vectors. You can invest in regular training sessions or provide access to on-demand resources like online courses, webinars, or workshops. This ensures that your developers are well-equipped to prevent common vulnerabilities, like SQL injection or cross-site scripting, from slipping into your codebase.

Collaboration between development and security teams is also key. Developers might not have the deep security expertise that specialized security teams have, but working together helps bridge these knowledge gaps

Finally, providing practical tools can help developers integrate security seamlessly into their workflows. These tools might include:

  • Security checklists that outline best practices for each phase of development.

  • Coding guides that detail secure coding principles for specific languages or frameworks.

  • Automated tools for static and dynamic analysis that catch vulnerabilities as soon as code is written or deployed.

Take the Next Step in Securing Your Development Pipeline

Implementing automated security testing is important for ensuring your software development lifecycle remains secure and compliant.

At eSystems, we specialize in delivering agile, secure solutions tailored to your organization's needs, helping you streamline security testing across every stage of development.

If you're ready to improve your security posture, consider reaching out for a consultation with our experts. You can also look into how we’ve helped organizations in industries like healthcare achieve robust and compliant digital transformations.

Let’s ensure your development processes are not just fast, but secure.

FAQ

What Is Security Testing in Automation?

Automated security testing uses tools to continuously detect vulnerabilities, ensuring application security by integrating with CI/CD pipelines for ongoing protection.

What Is a Common Issue With Automated Security Testing?

A high rate of false positives can overwhelm teams with unnecessary alerts, and automated tools may miss issues that require human judgment.

What Are the Three Types of Security Tests?

The main types are vulnerability scanning, penetration testing, and security auditing, which together provide a comprehensive security strategy.

What Are Automated Testing Examples?

Examples include unit tests, integration tests, SAST, DAST, fuzz testing, and vulnerability scanning, which help detect vulnerabilities early in development.

What Are the Benefits of Automated Security Testing?

Benefits include faster vulnerability detection, continuous monitoring, scalability, compliance support, and reduced remediation costs through early integration in development.