Don't take documents at face value — detect parser differential attacks in XLSX, PDF, and DOCX
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Updated
Jun 17, 2026 - Python
Don't take documents at face value — detect parser differential attacks in XLSX, PDF, and DOCX
Canonically Yours — signing one package, publishing another. Intigriti 0726 write-up. Cross-namespace read via JSON duplicate-key parser differential (Intigriti July 2026)
Browser demo: real Ed25519 signatures over JSON — showing that a signature binds an exact byte string, never the meaning a parser recovers from it.
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