> 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/3.0/troubleshooting-and-resources/training-and-certification.md).

# Training and Certification

{% content-ref url="/pages/51epBWQtE0scSVN8vHC1" %}
[Chaos Sandbox](/resilience-testing/3.0/troubleshooting-and-resources/training-and-certification/sandbox.md)
{% endcontent-ref %}

{% content-ref url="/pages/hHh60kDZYwuW9ZOSEnjk" %}
[Chaos Certification](/resilience-testing/3.0/troubleshooting-and-resources/training-and-certification/certification.md)
{% endcontent-ref %}