Digitally Sign DOTM Documents in Java (Code Example)

Add Digital Signatures to DOTM in Java

Add custom digital signatures to DOTM documents in Java based on PFX certificate files. The all-in-one electronic signature API easily integrates with your Java application to give you a personalized document signing experience using a few lines of code.

Instantiate Signature with (DOTM) as input document
Instantiate DigitalSignOptions object with certificate & password details
Call sign method of Signature class and pass DigitalSignOptions to it

Work with DOTM Signature API

You require GroupDocs.Signature namespace to digitally sign documents in Java & J2SE applications. Use signature manipulation features to customize sign, search and signature verification processes, manage eSignature colors, styling and overall appearance.

Get the respective assembly files from downloads or fetch the whole package from Maven to add ‘Conholdate.Total` directly in your workspace.

Add Text Signatures to DOTM in Java

Add customized text signature to a DOTM document in Java using advanced text settings such as font color, size, name, text alignment and border adjustment.

Create a new instance of Signature class and pass input document
Instantiate the TextSignOptions object and specify text signature options
Call sign method of Signature class instance and pass TextSignOptions to it

eSign Remotely Located Documents

The document eSign API enables you to load & display remotely located documents from various cloud document storage sources such as stream, local disk, URL, FTP, Amazon S3, and Azure Blob storage. Using document information extraction feature - fetch the basic information about the source document file (DOTM) along with extracting other valuable document information such as file type, file size, pages count, page height and width etc.

Add Image Signatures to DOTM in Java

Using Conholdate.Total for Java - insert custom image as an electronic signature to a DOTM document in Java. Add company logo, stamp icon or name using different colors and text effects.

Create a new instance of Signature class and pass input document to it
Instantiate the ImageSignOptions object and specify image signature options
Call sign method of Signature class instance and pass ImageSignOptions to it

Image Representation of Document Pages

Apply digital signatures to a wide range of document formats and generate the image representation of the already signed document pages in PNG, JPG or BMP formats. You can easily preview the complete document as a whole or choose to display some specific pages based on page numbers or page ranges.

Using advanced document previewing features - easily hide digital signatures from the signed documents while generating the document preview.

What is DOTM file format?

The DOTM file format is a file format developed by Microsoft to be used in conjunction with the Office Open XML file formats. The DOTM file format is not compatible with other Office formats such as DOCX and PPTX, so it needs to be converted before it can be used. The DOTM file format contains documents, templates, and macros that can be used to automate tasks within Microsoft Office applications. It is used to store information that is shared between Office applications. The DOTM file format was introduced in the Office 2007 and the later releases of the Office suite. With DOTM files, users can create a template, add macros to it, and save it for use in any Office application. This allows for quick and easy sharing of data across multiple applications. Furthermore, it also ensures that all Office applications can access the same data, making it easier to collaborate on projects. The DOTM file format is useful for quickly creating templates and macros that can be used across multiple Office applications. It also allows users to store data securely, making sure that only authorized personnel can access it. Finally, it helps to ensure that users can quickly and easily share data across different Office applications.

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Digitally Sign DOTM in Java