Controlling access to PDF content is essential for organizations looking to protect sensitive information. This guide explains how to apply restrictions to a PDF using Adobe PDF Library (APDFL) in a .NET Core environment, specifically to prevent... Read More

In order to change permission on a document, you must have a password that permits you to change permissions, and you must open the document with that password. Using Adobe C/C++, call PDDocGetPermissions() to see if you have the authority to change... Read More

Adobe PDF Library honors any document security found in an input PDF document. If the document is password-protected, the application will need to provide the correct Owner or User password required to open it. If the document is opened with the... Read More

Overview An Adobe PDF Library (APDFL) application running in a debugger may produce a message such as: ```textMicrosoft C++ exception: CTBadSupportFileException at memory location ...``` Historical support cases associate this message with font... Read More

Overview The Adobe PDF Library (APDFL) Modern C++ SDK provides a C++17 interface with automatic resource management, C++ exceptions, and strongly typed flags. It uses the same APDFL runtime as the Adobe C/C++ interface, but exposes a different API.... Read More

## Overview Upgrading Adobe PDF Library (APDFL) Java applications to v21 involves updating Java, dependency versions, and the package repository. The Java package `com.datalogics.PDFL` and Maven coordinates `com.datalogics.pdfl:pdfl` remain unchanged... Read More

Overview Upgrading Adobe PDF Library (APDFL) to v21 primarily involves updating your runtime, NuGet references, and deployment files. The assembly name `Datalogics.PDFL.dll` and namespace `Datalogics.PDFL` remain the same, and applications using... Read More

Overview Upgrading an existing Adobe PDF Library (APDFL) C/C++ application to v21 primarily involves updating library references, replacing supporting files, and rebuilding the application. Existing API calls can generally remain unchanged. APDFL v21... Read More

Overview Upgrading an application from Adobe PDF Library (APDFL) v18 to v21 primarily involves updating build references, packages, and deployment files. Applications using recent v18 releases can generally retain their existing APDFL API calls. The... Read More

Obtaining and Configuring the Adobe PDF Library Java Package Beginning with APDFL version 21.1.0, APDFL Java packages are available from the Datalogics Maven repository rather than being published as new releases to Maven Central. This guide explains... Read More