PDF security
What does Redact PDF do?
Redact PDF permanently covers one rectangle on one page per run. Choose the page, position, size and color. Every page is rebuilt as an image in the new PDF. Page order and visible appearance outside the rectangle are kept. Review the exported file before sharing it.
How to use Redact PDF
- 1Choose one PDF
Open Redact PDF and select one PDF. Unlock it first if needed.
- 2Position one rectangle
Choose one page and set the rectangle position, size and color. Switching pages moves the selection to the new page.
- 3Export a new PDF
The tool renders every page as an image and covers the chosen rectangle on the selected page. It does not keep the original text layer.
- 4Check the downloaded file
Review all pages for missed copies of the sensitive information. For additional areas, use a tool with multiple-region support.
Supported files and limits
- Output format: PDF
- Input: PDF
- Output options: page; rectangle position and size; redaction color
- one PDF per task; one rectangle on one page per task; redactions are permanent in the output and require visual review
- Files stay on this device and are removed when you close the page.
One PDF and one rectangle on one page per run. All output pages are rasterized. Searchable text, interactive forms and links may be lost.
What the output keeps
- rendered page appearance
- page order
The rendered appearance outside the marked rectangle and the page order are retained.
What may change or be lost
- all visible content intersecting a redaction region
- selectable text
- forms
- links
- vector detail
- original metadata
Visible content covered by the rectangle is removed from the exported page image. The original text layer and interactive objects are not preserved.
When not to use this tool
For several areas or pages, use a tool that supports reviewing and applying all marks together.
If processing fails
Encrypted PDFs need to be unlocked first. Check the selected page and the entire rectangle in the preview, then review the output before sharing.
Privacy boundary
The selected file and rectangle are processed in your browser. Download the result and keep the unmarked original separately.
Testing evidence
Downloadable test materials
These synthetic samples contain no customer documents. A sample result does not establish an accuracy rate or guarantee other files.
· Chromium / Chrome 156.0.8078.74 · v1.0.0
- Inputs: digital-input.pdf · Outputs: redacted-output.pdf