Follow this guide and learn how to convert email attachments to different format based on attachment type using GroupDocs.Conversion for .NET....Assembly Product Solution GroupDocs...
This article explains how to search for encrypted text in QR-code electronic signatures in the document metadata. This topic contains example of standard encryption usage and searching for encrypted text in the QR-code electronic signature with further decryption by GroupDocs.Signature API....Assembly Product Solution GroupDocs...
This article explains how to add various types of Form Field signatures on document page with options on component positioning, alignment and other visual options with GroupDocs.Signature...Assembly Product Solution GroupDocs...
One of the most requested and hence actively developed features in GroupDocs.Viewer for .NET is watermarking. Watermarking allows you to protect documents that you display on the web from screen-grabbing. In GroupDocs.Viewer for .NET watermarks are implemented as customizable text that can be added over a displayed document, overlapping its content. For the first time the ability to add watermarks was implemented in GroupDocs.Viewer for .NET version 2.0. In its first implementation, the feature had a number of restrictions....dll assembly for your project in order...