DocumentExtensionsProtect - метод

public static void Protect(
	this Document document,
	WdProtectionType protectionType,
	string password
)

<ExtensionAttribute>
Public Shared Sub Protect ( 
	document As Document,
	protectionType As WdProtectionType,
	password As String
)

public:
[ExtensionAttribute]
static void Protect(
	Document^ document, 
	WdProtectionType protectionType, 
	String^ password
)

[<ExtensionAttribute>]
static member Protect : 
        document : Document * 
        protectionType : WdProtectionType * 
        password : string -> unit