<PackageReference Include="Microsoft.Data.SqlClient" Version="7.1.0-preview2.26190.5" />

Microsoft.Data.SqlClient.SignatureVerificationResult

Tri-state result returned by GetSignatureVerificationResult. Distinguishes a cache miss from a cached negative result so callers cannot conflate the two.
False = 1

A cached entry exists and indicates that signature verification previously failed.

No cached entry exists for the requested CMK metadata. The caller must verify the signature with the key store provider.

True = 2

A cached entry exists and indicates that signature verification previously succeeded.