Cybersecurity Testing

Cybersecurity testing is a structured evaluation of a system's defenses to identify vulnerabilities, misconfigurations, and weaknesses that attackers could exploit before they cause real harm.

Cybersecurity testing sits at the intersection of quality assurance and information security, covering a spectrum of techniques from automated vulnerability scans and static code analysis to manual external penetration testing and threat modeling exercises. Each technique targets a different attack surface: network infrastructure, web application layers, mobile app endpoints, cloud configurations, and third-party vendor integrations.

The scope of a given engagement is shaped by compliance frameworks such as GDPR, PCI-DSS, or ISO 27001, which mandate specific controls and require documented security audit reports as evidence. Testers commonly reference the OWASP Top 10 to prioritize the most critical web application risks, while cloud cybersecurity testing strategies address shared-responsibility boundaries that differ from on-premises environments.

Results feed directly into defect management workflows: findings are classified by severity, assigned to development or operations teams, and tracked through remediation. High-severity vulnerabilities may trigger incident response plans or escalate to a change-control board before a fix is deployed. Security automation tools embedded in CI/CD pipelines extend this coverage continuously, catching regressions introduced by new code before they reach production.

Also known as: security testing, cyber testing, security assurance testing

• owasp.org — www project web security testing guide
• en.wikipedia.org — Security testing