Security · 1h ago
How to spot a forged PDF bank statement using byte-level clues
A developer explains how PDFs store incremental updates, leaving traces of edits. A forged bank statement may contain multiple %%EOF markers and a /Prev chain revealing altered objects. Simple command-line tools can uncover these hidden revisions.
Meridian48 take
The piece is a practical guide for developers, but its real-world value is in highlighting how document verification tools can be fooled by naive edits.
pdf-forensicsdocument-verification