This article demonstrates how to sign images with digital signatures using steganography (LSB technique) with GroupDocs.Signature for .NET. Learn how to embed invisible digital signatures into PNG and JPG images....Editor Product Solution GroupDocs...
Adding watermark to all pages of a particular type Using GroupDocs.Watermark, you can add watermark to all pages of a particular type in a document. It consists of following steps.
Load the document Create and initialize watermark object Set watermark properties Add watermark by specifying page type using setPlacementType() method of DiagramShapeWatermarkOptions Save the document Following code shows how to add watermark to a particular type of the pages....Editor Product Solution GroupDocs...
GroupDocs.Signature for Python via .NET free signature API version is available to evaluate the API which will be similar to licensed version but with few limitations....Editor Product Solution GroupDocs...
Localize programaticamente determinados textos, palavras e frases em documentos PDF com distinção entre maiúsculas e minúsculas e RegEx usando C#. Substitua ou oculte o texto para redigir arquivos PDF....necessidade de instalar nenhum editor de PDF ou qualquer outro software...
This article demonstrates how to add signature image on document page with GroupDocs.Signature for Python via .NET....Editor Product Solution GroupDocs...
Vamos aprender como proteger com senha arquivos de planilha do Excel usando Java. Altere a senha existente ou remova-a para desbloquear os arquivos XLS/XLSX usando a API Java....abrir o arquivo da planilha, o editor ou visualizador solicitará...