API for adding and verifying electronic signatures in documents.
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| GroupDocs.Signature for Node.js via Java | Loading |
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Add various types of signatures including text, image, barcode, QR-code, digital certificate, and metadata signatures. This allows applications to implement flexible signing methods for different document workflows.
Work with many document formats including PDF, Microsoft Word, Excel, PowerPoint, and common image formats. This enables signing operations across diverse document repositories.
Configure the position and visual appearance of signatures on document pages. Developers can define size, rotation, color, fonts, alignment, and other visual properties.
Search documents for existing signatures and verify their validity. Applications can retrieve information about signatures including type, position, and associated metadata.
Modify or remove previously added signatures within documents. This enables applications to manage document signing workflows and maintain accurate signature records.
Apply digital signatures based on certificates to help protect document integrity and confirm the authenticity of signed files.
Generate previews of document pages as images and process pages individually when adding or analyzing signatures.
Store additional information within signatures using metadata and custom data fields. This allows applications to embed identifiers or tracking information during signing.
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Product UpdateData Protection Tools
GroupDocs.Signature for Node.js via Java enables developers to add secure and versatile document signing features like digital signatures, annotations, and QR codes to their applications.
Product UpdateData Protection Tools
GroupDocs.Signature for .NET V23.9 adds support for the HIBC LIC barcode symbology, providing a secure way to sign documents.
GroupDocs, established as a global brand in document automation, specializes in offering a wide array of document processing APIs from its headquarters in Lane Cove, Australia. It provides developers and IT teams with libraries for display, annotation, conversion, metadata management, comparison, redaction, and more, suitable for integration in .NET, Java, Python, and Node.js environments. GroupDocs supports operations with over 200 file formats, helping professionals build feature-rich solutions without third-party dependencies. With adoption by recognized enterprises worldwide and extensive documentation, it stands out for its cross-platform support, cost-effectiveness, and unified approach to document management and automation.
As official and authorized distributors since 2006, ComponentSource supplies you with legitimate licenses directly from GroupDocs.
