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Why "black box" PDF redaction almost never actually works

Why "black box" PDF redaction almost never actually works

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3 min read
I counted the requests: 13 GETs, zero with a body

I counted the requests: 13 GETs, zero with a body

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3 min read
Stitching a PDF into one long image cost me 31% more bytes

Stitching a PDF into one long image cost me 31% more bytes

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4 min read
DPI is an input, not a property of the file you get back

DPI is an input, not a property of the file you get back

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3 min read
The image you exported from that PDF was repainted, not extracted

The image you exported from that PDF was repainted, not extracted

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3 min read
Marketplace Invoice Processing Endpoints: PDF Fidelity, SaaS Latency, and Audit Signatures

Marketplace Invoice Processing Endpoints: PDF Fidelity, SaaS Latency, and Audit Signatures

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5 min read
The Best iLovePDF Alternatives (One of Them Never Touches Your Files)

The Best iLovePDF Alternatives (One of Them Never Touches Your Files)

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2 min read
filter: invert(1) is not dark mode, and a PDF page is not a picture

filter: invert(1) is not dark mode, and a PDF page is not a picture

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6 min read
Text With No Spaces, a Race Condition, and Stuttering Animations: 4 Real Bugs From an Encrypted Notes PWA

Text With No Spaces, a Race Condition, and Stuttering Animations: 4 Real Bugs From an Encrypted Notes PWA

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5 min read
Your OCR is turning smudges into empty cells, and you can't tell

Your OCR is turning smudges into empty cells, and you can't tell

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5 min read
Parsing financial PDFs without chasing 100% accuracy

Parsing financial PDFs without chasing 100% accuracy

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4 min read
We don't need Chromium. We can just generate Native PDFs from the Browser’s Resolved Layout

We don't need Chromium. We can just generate Native PDFs from the Browser’s Resolved Layout

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8 min read
Vendor Bank Account Change Fraud: Detect the Forged Bank-Letter PDF

Vendor Bank Account Change Fraud: Detect the Forged Bank-Letter PDF

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11 min read
Asynchronous Form Schema Discovery: Idempotent Retries and Secure Temporary Files

Asynchronous Form Schema Discovery: Idempotent Retries and Secure Temporary Files

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8 min read
Why we vendor 76 MB of OCR models instead of loading them from a CDN

Why we vendor 76 MB of OCR models instead of loading them from a CDN

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8 min read
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