Protect PDF

Add password protection to PDF files. Set user and owner passwords to restrict access.

Coming Soon

This tool is in active development. When released, it will process your files entirely in your browser with the same privacy-first WebAssembly architecture as our existing tools — no uploads, no servers, no data exposure.

Local Processing

100% in your browser via WebAssembly — no uploads, no networking, no servers involved. Your file never leaves your device.

Instant Results

Ghostscript WASM processes documents at near-native speed with zero network latency. Results appear as soon as processing completes.

Privacy First

Files never leave your device. AES-256 encryption, TLS 1.3, and zero-knowledge architecture. Enterprise-grade security with zero data exposure.