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PDF 비밀번호 추가

PDF에 비밀번호를 추가해 보호하세요. 사용자 비밀번호로 열람을 제한하고, 소유자 비밀번호로 권한을 관리합니다.

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Supports PDF files

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The protected PDF will be downloaded automatically after processing.

Privacy: This tool runs entirely in your browser. No data is sent to our servers. We don't store, share, or have access to any of the information you process here.

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Frequently Asked Questions

Q: What is the difference between user and owner password?

A: The user password is required to open the PDF. The owner password controls editing/printing permissions.

Q: Is processing done locally?

A: Yes, all processing happens in your browser. Your files are never uploaded.

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Privacy & Security

This tool runs entirely in your browser. No data is sent to our servers. We don't store, share, or have access to any of the information you process here.