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    "headline": "GitHub Copilot Enforces Content Exclusions in App and CLI",
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    "prose": "GitHub announced on September 2, 2026, that its Copilot app and Command Line Interface (CLI) now enforce content exclusion policies. [^1]\n\nGitHub announced on September 2, 2026, a new feature allowing enterprises to set default Copilot models for their teams. [^2]\n\nGitHub Copilot Business and Copilot Enterprise now allow users to set their preferred GitHub Copilot model as the default for new conversations through enterprise-managed settings. [^3]\n\nContent exclusion policies, first introduced in preview for GitHub.com in January 2025, allow administrators to specify files, directories, or path patterns that Copilot should ignore when generating outputs. [^4]\n\nThe latest update applies to users of Copilot Business and Copilot Enterprise, marking a significant step in addressing long-standing developer concerns around security and privacy. [^5]\n\nGitHub stated that this content exclusion feature is available for Copilot Business and Copilot Enterprise customers. [^6]\n\nThe new feature prevents Copilot from using excluded files as context in agentic workflows to protect sensitive code. [^7]",
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      "statement": "GitHub announced on September 2, 2026, that its Copilot app and Command Line Interface (CLI) now enforce content exclusion policies.",
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