Document protection and encryption methods and properties:
AllowChangeDocument | This property gets or sets permissions for document changing. | |
AllowCopyContent | This property gets or sets a document's copy permissions. | |
AllowPrintDocument | This property gets or sets document printing permissions. | |
DocumentEncryption | This property gets or sets the PDF document's encryption level. | |
OwnerPassword | This property gets or sets the password for edit protection of the PDF document. | |
SetSecurityFlagsRaw | This method sets the raw PDF document's user access permissions as a 32-bit unsigned integer value. | |
UserPassword | This property gets or sets the password for view protection of the PDF document. |