Pdf |
See Developer Guide: Create and secure a PDF document by password
using System; using SautinSoft.Document; using SautinSoft.Document.Drawing; using System.IO; using System.Linq; namespace Example { class Program { static void Main(string[] args) { // Get your free 100-day key here: // https://sautinsoft.com/start-for-free/ SecureDocument(); } /// <summary> /// Create and secure a PDF document by password. Also set the permissions for the document. /// </summary> /// <remarks> /// Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/security-options-net-csharp-vb.php /// </remarks> public static void SecureDocument() { string filePath = @"ProtectedDocument.pdf"; DocumentCore dc = new DocumentCore(); // Let's create a simple document. dc.Content.End.Insert("Hello World!!!", new CharacterFormat() { FontName = "Verdana", Size = 65.5f, FontColor = Color.Orange }); PdfSaveOptions so = new PdfSaveOptions(); // Password Protection so.EncryptionDetails.UserPassword = "12345"; // EncryptionAlgorithm so.EncryptionDetails.EncryptionAlgorithm = PdfEncryptionAlgorithm.RC4_128; //Permissions: Content Copying, Commenting, Printing, Changing the Document, filing of form fildes etc //Printing: Allowed so.EncryptionDetails.Permissions = PdfPermissions.Printing; // Save a document as the PDF file with Security Options. dc.Save(filePath, so); // Open the result for demonstration purposes. System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(filePath) { UseShellExecute = true }); } } }
Imports System Imports System.IO Imports SautinSoft.Document Module Sample Sub Main() SecureDocument() End Sub ''' Get your free 100-day key here: ''' https://sautinsoft.com/start-for-free/ ''' <summary> ''' Create and secure a PDF document by password. Also set the permissions for the document. ''' </summary> ''' <remarks> ''' Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/security-options-net-csharp-vb.php ''' </remarks> Sub SecureDocument() Dim filePath As String = "ProtectedDocument.pdf" Dim dc As New DocumentCore() ' Let's create a simple document. dc.Content.End.Insert("Hello World!!!", New CharacterFormat() With { .FontName = "Verdana", .Size = 65.5F, .FontColor = Color.Orange }) Dim so As New PdfSaveOptions() ' Password Protection so.EncryptionDetails.UserPassword = "12345" ' EncryptionAlgorithm so.EncryptionDetails.EncryptionAlgorithm = PdfEncryptionAlgorithm.RC4_128 'Permissions: Content Copying, Commenting, Printing, Changing the Document, filing of form fildes etc 'Printing: Allowed so.EncryptionDetails.Permissions = PdfPermissions.Printing ' Save a document as the PDF file with Security Options. dc.Save(filePath, so) ' Open the result for demonstration purposes. System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(filePath) With {.UseShellExecute = True}) End Sub End Module