GroupDocs.Signature for Java V21.2

添加在 PDF 文档中使用数字签名的时间戳的功能。
2月 18, 2021
新版本

特性

  • Added the ability to use time stamps for digital signatures in PDF Documents.
  • Added the ability to add digital certificates to PDF Documents.
  • Added the ability to track document processing history.
  • Added secured Document metadata information.
  • Added the ability to return images with default size as preview results for empty spreadsheet documents.
  • Added the ability to process null-sized files with specific exception.
  • Added the ability to keep signature information in image documents.
  • Added the ability to keep the list of processed signatures in history process log.
  • Added the ability to keep deleted signatures information in metadata for history.
  • Added the ability to hide digital signatures on PDF Document Preview.
  • Added the ability to set additional Digital Signatures properties for PDF documents.
  • Added the ability to remove digital signatures from PDF documents.
  • Improved file format support verification for each Document type and operations.
  • Removed support of DJVU files.
GroupDocs.Signature for Java V21.2
GroupDocs.Signature for Java

GroupDocs.Signature for Java

用 Java 应用程序将文本、图像和数字签名添加到 Microsoft Word、Excel、PowerPoint 和 PDF 文档。

索取报价 立即购买

GroupDocs.Signature for Java亦以___提供

有任何疑问吗?

透过Live Chat与我们的GroupDocs 专家联络!