Scheduled Maintenance

-

February 10, 2026, from 8:00 AM to 9:00 AM PST. Account-related operations might be temporarily unavailable.

Product:

Section:

Product:

Get started

Samples

Frameworks

Basic operations

Learn more

Viewer

UI Customization

Annotation

MS Office

Generate via template

Conversion

Measurement

Security

PDF/A

Forms

Generate

Page manipulation

Editing page content

Extraction

Digital signature

Overview

Sign a document

Certify a document

Samples

APIs

Search

Bookmarks

Optimization

Layers (OCGs)

Print

Redaction

Portfolios

Low-level PDF API

Changelogs

API for digital signatures in UWP

The following are classes that can be used for dealing with digital signatures within PDF documents.

UWP (C#/VB/JS)

Did you find this helpful?

Trial setup questions?

Ask experts on Discord

Need other help?

Contact Support

Pricing or product questions?