PdfSecurity Encrypt Method (String)

To Encrypt the PDF document with open password. Note:If set empty string value to open password, it indicates that the PDF document can be operated without providing corresponding password. Note: the document owner password should not be exist.

public void Encrypt(
	string openPassword
)

Public Sub Encrypt ( 
	openPassword As String
)

public:
void Encrypt(
	String^ openPassword
)

member Encrypt : 
openPassword : string -> unit