Interop.Windows.Secur32.ContextAttribute enum ContextAttribute Documentation Code SECPKG_ATTR_APPLICATION_PROTOCOL = 35 SECPKG_ATTR_AUTHORITY = 6 SECPKG_ATTR_CLIENT_SPECIFIED_TARGET = 27 SECPKG_ATTR_CONNECTION_INFO = 90 SECPKG_ATTR_DCE_INFO = 3 SECPKG_ATTR_ENDPOINT_BINDINGS = 26 SECPKG_ATTR_ISSUER_LIST_EX = 89 SECPKG_ATTR_LIFESPAN = 2 SECPKG_ATTR_LOCAL_CERT_CONTEXT = 84 SECPKG_ATTR_NAMES = 1 SECPKG_ATTR_NEGOTIATION_INFO = 12 SECPKG_ATTR_PACKAGE_INFO = 10 SECPKG_ATTR_REMOTE_CERT_CONTEXT = 83 SECPKG_ATTR_ROOT_STORE = 85 SECPKG_ATTR_SIZES = 0 SECPKG_ATTR_STREAM_SIZES = 4 SECPKG_ATTR_UI_INFO = 104 SECPKG_ATTR_UNIQUE_BINDINGS = 25