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Coolmuster PDF Locker is an advanced PDF protection software developed by Coolmuster Studio. It offers a comprehensive set of security features, allowing users to encrypt and password-protect their PDF files, preventing unauthorized access and ensuring data integrity.

High-level Encryption: Utilize strong encryption algorithms to protect your PDF files, making them virtually impenetrable to unauthorized users.

Password Protection: Set individual passwords for your PDF documents, allowing only those with the correct credentials to access the content.

Batch Processing: Secure multiple PDF files at once with the batch processing feature, saving time and effort.

Flexible Permissions: Control and customize access permissions, enabling or restricting certain actions such as printing, copying, and editing.

User-friendly Interface: Coolmuster PDF Locker offers an intuitive and easy-to-navigate interface, making it accessible to users of all levels of expertise.

Cross-platform Compatibility: Enjoy the convenience of using Coolmuster PDF Locker on both Windows and Mac operating systems.