PasteOps

Add confidential watermark to PDF

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Stamp CONFIDENTIAL across each page of a selected PDF locally in the browser.

Select your file(s) below — processing runs entirely in this browser. Nothing is uploaded unless a network step is listed in permissions.

Privacy and permissions

  • Runs in your browser
  • Files you select are read locally.

API keys are never shown or sent to PasteOps.

Input

Max file size: 200 MB (hard limit; larger files are rejected)

Output

result

application/pdf, .pdf

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About this tool

Add confidential watermark to PDF: Stamp CONFIDENTIAL across each page of a selected PDF locally in the browser.

Use cases

  • Mark sensitive reports before internal review.
  • Create a watermarked copy while keeping the source unchanged.
  • Avoid uploading confidential PDFs to a third-party stamping service.

How to use it

  1. Select a local file as input.
  2. Click Run and wait for processing.
  3. Download or copy the output.

Notes

  • Runs locally in your browser; files are not uploaded to MakeTool servers.
  • Local-only processing with no network required.

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