UserPassword

PdfEncryptionDetails.UserPassword property

Specifies the user password required for opening the encrypted PDF document.

public string UserPassword { get; set; }

Remarks

The user password will be required to open an encrypted PDF document for viewing. The permissions specified in Permissions will be enforced by the reader software.

The user password can be null or empty string, in this case no password will be required from the user when opening the PDF document. The user password cannot be the same as the owner password.

Examples

Shows how to set permissions on a saved PDF document.

Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);

builder.Writeln("Hello world!");

// Extend permissions to allow the editing of annotations.
PdfEncryptionDetails encryptionDetails =
    new PdfEncryptionDetails("password", string.Empty, PdfPermissions.ModifyAnnotations | PdfPermissions.DocumentAssembly);

// Create a "PdfSaveOptions" object that we can pass to the document's "Save" method
// to modify how that method converts the document to .PDF.
PdfSaveOptions saveOptions = new PdfSaveOptions();
// Enable encryption via the "EncryptionDetails" property.
saveOptions.EncryptionDetails = encryptionDetails;

// When we open this document, we will need to provide the password before accessing its contents.
doc.Save(ArtifactsDir + "PdfSaveOptions.EncryptionPermissions.pdf", saveOptions);

See Also

PdfEncryptionDetails.Permissions