A Content Preserving transformations on PDFs wrapped around QPDF
node-qpdf2 is a Node.js wrapper for the qpdf library, enabling content-preserving transformations on PDF files, including encryption and decryption using AES 256, AES 128, and RC4 algorithms. It is designed for developers working with PDFs in Node.js applications who need to secure or modify PDF content programmatically.
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