> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/resilience-testing/troubleshooting-and-resources/training-and-certification.md).

# Training and Certification

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[Chaos Sandbox](/resilience-testing/troubleshooting-and-resources/training-and-certification/sandbox.md)
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[Chaos Certification](/resilience-testing/troubleshooting-and-resources/training-and-certification/certification.md)
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