Protect or Unlock a PDF
Encrypt or unlock your PDF files.Protection: 100% local · Unlock: server-side.
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Click or drop a PDF here
100% local processing
You use this tool often? Pro includes files up to 500 MB and priority processing.
What is Password Protect a PDF?
WebFileTools PDF Protector encrypts your documents with a password and controls access permissions (printing, copying, editing).
How to use this tool?
Import your PDF, set a password, configure permissions, then download the protected PDF.
Benefits
- Standard AES encryption
- Permission control
- 100% browser-based
- No data sent
Frequently Asked Questions
- Is the encryption secure?
- Yes, the tool uses industry-standard AES-128 or AES-256 encryption.
- Can I block printing?
- Yes, you can configure permissions: printing, text copying, modification.
- Is my PDF sent anywhere?
- No, encryption is performed entirely in your browser. No data is transmitted.
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Use →What is Password Protect a PDF?
WebFileTools PDF Protector encrypts your documents with a password and controls access permissions (printing, copying, editing).
How to use this tool?
Import your PDF, set a password, configure permissions, then download the protected PDF.
Benefits
- Standard AES encryption
- Permission control
- 100% browser-based
- No data sent
Frequently Asked Questions
- Is the encryption secure?
- Yes, the tool uses industry-standard AES-128 or AES-256 encryption.
- Can I block printing?
- Yes, you can configure permissions: printing, text copying, modification.
- Is my PDF sent anywhere?
- No, encryption is performed entirely in your browser. No data is transmitted.
Similar Tools
PDF Watermark
Apply a text watermark on all pages of your PDF. Customize size, opacity, color, and position. Free.
Use →Sign a PDF
Apply a signature image on one or all pages of your PDF. Adjustable position and size. Free, 100% in the browser.
Use →Repair PDF
Attempt to recover and rebuild a damaged or partially corrupted PDF via qpdf. Free online tool.
Use →