A-PDF Password Security for Mac is an easy-to-use security software designed for Mac OS X desktops. This utility allows users to secure individual or batch PDF files using multi-level password encryption, or to efficiently unlock password-protected PDFs with a password pool feature, saving time and effort. A key advantage of this tool is its ability to perform encryption and decryption operations on PDF documents independently, eliminating the need for the costly Adobe Acrobat software. It supports various security levels, including 40-bit REC, 128-bit RC4, 128-bit AES, and 256-bit AES, ensuring compatibility with different Adobe Acrobat versions. The software empowers users to control document access, ensuring confidentiality by allowing only authorized individuals with the correct password to open and read files. Furthermore, it enables the restriction of reader permissions, preventing unauthorized actions like copying, printing, or editing, even if the reader possesses Adobe Acrobat Pro. For enhanced authenticity, users can add document properties such as title, subject, author, and keywords, and even macros to each property. The batch processing mode is ideal for encrypting or decrypting multiple PDF documents simultaneously, while the Hot Directory mode allows for automatic security application to files in a monitored folder. The password pool feature streamlines the unlocking of multiple PDFs by automatically trying a set of passwords. This standalone application is available for a one-time fee, offering lifetime use without recurring costs.

Features & Benefits

• Multiple Security Levels
  • Supports 40-bit REC, 128-bit RC4, 128-bit AES, and 256-bit AES encryption, ensuring compatibility with various Adobe Acrobat versions (3.0 to 9.0+).
• Control Document Access
  • Create password-protected PDFs to maintain confidentiality, allowing only authorized users to open and read files.
• Restrict Reader Permissions
  • Set permissions to prevent unauthorized copying, printing, and editing of PDF documents, even for users with Adobe Acrobat Pro.
• Enhance Authenticity with Properties
  • Add document properties like title, subject, author, and keywords, with support for adding macros to each property.
• Batch PDFs Security
  • Encrypt or decrypt multiple PDF documents simultaneously using a dedicated batch mode.
• Hot Directory Mode
  • Automatically secure PDF files placed in a monitored directory, with options for original file backup and operation logging.
• Password Pool
  • Efficiently unlock a batch of password-protected PDF documents by automatically trying passwords from a predefined pool.
• One-Time Fee & Lifetime Use
  • A standalone application requiring only a single payment for perpetual use, eliminating recurring costs and dependencies on third-party programs.