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eSign PST Formats in C#
Native and high performance PST message electronic signature using server-side Aspose.Email for .NET APIs, without the use of any software like Microsoft or Open Office, Adobe PDF.
How to Digitally Sign PST File Using C#
In order to electronically sign PST file, we’ll use
API which is a feature-rich, powerful and easy to use digital signature API for C# platform. Open
package manager, search for Aspose.Email and install. You may also use the following command from the Package Manager Console.
PM> Install-Package Aspose.Email
Steps for e-Signing PST Files in C#
A basic message digital signature with
APIs can be done with just few lines of code. One can sign email processing documents by adding text, image or draw professional digital signature to the email files as well as save result in MSG and EML formats.
- Load all the PST files with full path.
- Set the style of text like font, font size, color etc.
- Set the Signature text.
- Save PST file, You will get the document with signature inserted.
Our APIs are supported on all major platforms and Operating Systems. Before executing the code below, please make sure that you have the following prerequisites on your system.
- Microsoft Windows or a compatible OS with .NET Framework, .NET Core, and Xamarin Platforms
- Development environment like Microsoft Visual Studio
- Aspose.Email for .NET DLL referenced in your project - Install from NuGet using the Download button above
e-Sign PST Files - C#
var mail = MapiHelper.GetMapiMessageFromFile(inputFilePath); var htmlDocument = new Aspose.Html.HTMLDocument(mail.BodyHtml, ""); var element = htmlDocument.CreateElement("Signature"); element.InnerHTML = "Signature Text (Style it with css)"; htmlDocument.Body.AppendChild(element); var folderPath = "directorypath"; var filePath = folderPath + "Merged.html"; htmlDocument.Save(filePath); var content = System.IO.File.ReadAllText(filePath); System.IO.File.Delete(filePath); Directory.Delete(folderPath); mail.SetBodyContent(content, BodyContentType.Html); mail.Save(Path.Combine(outputFolderPath, Path.GetFileNameWithoutExtension(inputFilePath) + " Signed.pst"), new EmlSaveOptions(MailMessageSaveType.PstFormat));