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Add FileExtensionSignInfo for .cab to fix unsigned cab files inside ANCM MSIs #66443

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Merged
wtgodbe merged 2 commits into from
May 22, 2026
+7 −1
Merged

Add FileExtensionSignInfo for .cab to fix unsigned cab files inside ANCM MSIs #66443

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d2458f8
Add .cat catalog signing and update .js exclusion comment
jesuszarate May 20, 2026
9f47016
Merge branch 'main' into dev/jezarat/sign-cab-files
wtgodbe May 22, 2026
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8 changes: 7 additions & 1 deletion eng/Signing.props
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,11 @@
<RedistNetCorePath>$(BaseRedistNetCorePath)$(TargetRuntimeIdentifier)\</RedistNetCorePath>
</PropertyGroup>

<ItemGroup Label="Catalog signing">
<!-- Sign catalog files that cover customer-modifiable template content -->
<FileExtensionSignInfo Include=".cat" CertificateName="Microsoft400" />
</ItemGroup>

<ItemGroup Label="Code sign exclusions">
<!-- We don't produce font files. We rebundle some for using the web browser, so they do not need to be signed. -->
<FileExtensionSignInfo Update=".otf" CertificateName="None" />
Expand All @@ -36,7 +41,8 @@
<FileSignInfo Include="ancm.mof" CertificateName="None" />
<!-- Exclude the apphost because this is expected to be code-signed by customers after the SDK modifies it. -->
<FileSignInfo Include="apphost.exe" CertificateName="None" />
<!-- We don't need to code sign .js files because they are not used in Windows Script Host. -->
<!-- Customer-modifiable template files: skip Authenticode because users edit these after
project creation. Covered by catalog signing instead (see .cat entry above). -->
<FileExtensionSignInfo Update=".js" CertificateName="None" />

<!--
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