Engineering
Inside the Document Trust Score
How we compose integrity, signature, and tampering signals into a single number.
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Security
Zero Storage, explained for procurement
A plain-language deep dive your security review board will love.
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Research
PDF tampering in the wild
Five patterns we see across financial documents — and how to spot them.
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Product
Shipping signed reports
Why we sign every forensic report and how to verify the chain offline.
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