Digitally Sign Powerpoint File Online via e-Signature App or using Java

Develop powerful Java based Powerpoint document signing applications. Freely add digital signature into various documents including Powerpoint files online via app with instant download.

Download

Add Digital Signature into Powerpoint Files Online using App

Upload Powerpoint files to sign digitally
Add text for signature or upload signature image
Click the “Sign” button
Download the signed Powerpoint file

Digitally Sign Powerpoint File via Java

Add Java library reference into your project
Create Presentation class object
Create DigitalSignature object with PFX file and password as parameters
Comment new digital signature
Add digital signature using getDigitalSignatures().add(signatureObj)
Save Powerpoint file

Java code for adding digital signature in Powerpoint files

Develop eSignature Application using Java

Need to develop Java script or utility application to easily sign multiple Powerpoint files electronically? With Aspose.Slides for Java , child API of Aspose.Total for Java , any Java developer can integrate the above API code to program e-Signing app for signatures across documents. Powerful Java library for document signing, supports many popular formats including Powerpoint format.

Powerpoint e-Signature library for Java

There are alternative options to install “ Aspose.Slides for Java ” or “ Aspose.Total for Java ” onto your system. Our Java package is designed to be cross-platform, compatible with JVM implementations on various operating systems such as Microsoft Windows, Linux, macOS, Android, and iOS. Please choose one that resembles your needs and follow the step-by-step instructions:

Install Aspose.Slides for Java
Or from Maven
Step by Step Instructions

System Requirements

J2SE 6.0 (Java 1.6) and higher

For details please refer to [Product Documentation](https://docs.aspose.com/slides/java/system-requirements/#optional-dependencies).

FAQs

Can I use above Java code in my application?
Yes, you are welcome to download this code. One can easily develop a professional solution to add digital signature in Powerpoint file using Java. Use Aspose Powerpoint e-Sign API to develop high-level, platform independent software in Java.
Is this document digital signing App work only on Windows?
You have the flexibility to initiate document signing from any device, irrespective of the operating system it runs on, whether it be Windows, Linux, Mac OS, or Android. All that's required is a contemporary web browser and an active internet connection.
Is it safe to use the online app to sign multiple Powerpoint documents?
Of course! The output files generated through our service will be securely and automatically removed from our servers within a 24-hour timeframe. As a result, the download links associated with these files will cease to be functional after this period.
What browser should to use App?
You can use any modern web browser like Google Chrome, Firefox, Opera, or Safari for online Powerpoint document compression.
How can I sign multiple Powerpoint files?
Start by uploading one or more files you want to sign. You can either drag and drop your Powerpoint files or simply click inside the white area. Afterward, click the 'Sign' button, and our online esigning app will quickly process the uploaded files.
How long does it take to sign the Powerpoint files?
This e-signature application operates quickly, It may take a few seconds to upload the files and sign them.