HTPBE.TECH

HTPBE.TECH

Detect if a PDF was tampered with β€” in seconds

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HTPBE analyzes the binary structure of PDF files to detect post-creation modifications. Upload any PDF and get a verdict β€” intact, modified, or inconclusive β€” based on metadata timestamps, Creator/Producer fields, xref revisions, and digital signature status. Free web tool, no account required. REST API available for automated workflows.

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