Dev Tools · 1h ago
Client-Side PDF Redaction: Rasterizing Only Redacted Pages
A developer built a browser-based PDF editor that truly removes text under blackout boxes by rasterizing only redacted pages. Most tools merely draw a rectangle, leaving text selectable underneath. The fix converts affected pages to images, eliminating hidden content while preserving vector quality on unredacted pages.
Meridian48 take
Clever workaround for a common PDF security gap, but rasterization trade-offs (bloat, lost selectability) mean it's not a universal solution.
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A Black Box Drawn Over a PDF Isn't Redaction — Here's How I Fixed It Client-Side →
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