RecipesCatalogC#RecipesNet5On this pageNet5 Composite Recipes Recipes that include further recipes, often including the individual recipes below. Migrate to .NET 5 Recipes Find Code Access Security usage (obsolete in .NET 5) Find Encoding.UTF7 usage (SYSLIB0001) Find PrincipalPermissionAttribute usage (SYSLIB0003) Find WinHttpHandler usage (removed in .NET 5) Find WinRT interop usage (removed in .NET 5)