From the course: GitHub Copilot for Cybersecurity Specialists by Microsoft Press

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Generate AI-assisted security unit tests for critical functions

Generate AI-assisted security unit tests for critical functions - Github Copilot Tutorial

From the course: GitHub Copilot for Cybersecurity Specialists by Microsoft Press

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Generate AI-assisted security unit tests for critical functions

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Security unit tests verify individual functions behave correctly under normal use, edge cases, and active attacks. GitHub Copilot excels at generating test scaffolding because it's seen millions of security tests in open source projects. Your job is reviewing what it generates and filling the gaps it misses. It analyzes your authentication code and generates tests for token generation, signature verification, expiration enforcement, refresh rotation, and scope-based authorization. The generated tests cover positive flows where valid credentials work and negative flows where invalid tokens fail. You review for what's missing. Does it test concurrent session limits, clock skew handling, revoked token rejection? Copilot provides the starting point and your security knowledge completes it. Structured prompts produce better tests than vague requests. Instead of test this function, specify the framework, the security property, the functions under test, and expected behavior. For example…

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