> 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/security-testing-orchestration/3.0/troubleshooting-and-resources/sto-use-cases/stop-builds-based-on-scan-results.md).

# Block builds and pull/merge requests

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[STO workflows for blocking builds and pull/merge requests](/security-testing-orchestration/3.0/troubleshooting-and-resources/sto-use-cases/stop-builds-based-on-scan-results/stop-pipelines-overview.md)
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{% content-ref url="/pages/yHgFH7kiXWAT8avt7k3M" %}
[GitHub triggers to block pull requests](/security-testing-orchestration/3.0/troubleshooting-and-resources/sto-use-cases/stop-builds-based-on-scan-results/github-triggers.md)
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{% content-ref url="/pages/UqyivL7N4yYtbirWnz5a" %}
[GitLab triggers to block merge requests](/security-testing-orchestration/3.0/troubleshooting-and-resources/sto-use-cases/stop-builds-based-on-scan-results/gitlab-triggers.md)
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