This article explains how to search for encrypted electronic signatures in QR-code electronic signatures. This topic contains example of using standard encryption, serialization, class definition and search for embedded objects in QR-codes with GroupDocs.Signature API.... This article explains how to search for encrypted electronic signatures in QR-code electronic signatures. This topic contains example of using standard encryption, serialization, class definition and search for embedded objects in QR-codes with GroupDocs.Signature API.