IMAGES TOOL
Mask Personal Information in an Image
Draw an opaque masking pen over a passport copy, residence card, bank document or Korean form and add a submission watermark before saving locally.
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This task runs inside your current browser. Supported files stay on your device.
HOW IT WORKS
From file selection to download
- 1Choose a fileSelect a document or image from your device.
- 2Adjust optionsSet pages, size, format or output quality.
- 3Save or shareDownload the result or use your device share menu.
PRACTICAL GUIDE
When to use Mask Personal Information in an Image
Draw an opaque masking pen over a passport copy, residence card, bank document or Korean form and add a submission watermark before saving locally. No software installation or account is required.
Good for
- An ID copy contains unnecessary numbers
- A document needs a reuse-prevention watermark
- You must share only selected information
Check before saving
- Ask the recipient what must remain visible
- Use opaque masking rather than blur
- Keep the unredacted original private