<PackageReference Include="Microsoft.Identity.Client" Version="4.84.1-preview" />

Microsoft.Identity.Client.Instance.B2CAuthority

namespace Microsoft.Identity.Client.Instance { internal class B2CAuthority : AadAuthority { public const string Prefix = "tfp"; public const string B2CCanonicalAuthorityTemplate = "https://{0}/{1}/{2}/{3}/"; } }