Field notes
Notes on private document workflows.
Essays and engineering notes on making PDF tools feel clearer, calmer, and safer to use.
Privacy · May 17, 2026
Is iLovePDF Safe for Sensitive Documents?
A privacy breakdown for users deciding whether upload-based PDF tools are appropriate for sensitive files.
Read notePrivacy · May 17, 2026
Is Smallpdf Safe? What Really Happens to Uploaded Files
A practical look at cloud PDF processing, uploaded-file custody, and browser-based alternatives.
Read noteGuide · May 17, 2026
How to Merge PDFs Without Uploading Them to a Server
How browser-based merging works, why WebAssembly matters, and when local workflows reduce unnecessary uploads.
Read noteHealthcare · May 17, 2026
Can I Use Online PDF Tools for HIPAA Documents?
A HIPAA-oriented guide to PHI, BAAs, upload risk, and browser-local PDF workflows.
Read noteSecurity · Feb 1, 2026
Why Cloud-Based PDF Tools are a Significant Security Risk
A practical look at upload-based document tools, their tradeoffs, and where browser-first processing can reduce exposure.
Read noteEngineering · Jan 28, 2026
The Future of WebAssembly in Document Processing
How WebAssembly moves heavier document work into the browser while keeping the user experience fast and transparent.
Read noteWe keep the writing practical: fewer sweeping claims, more specific tradeoffs, and enough implementation detail to help people choose the right workflow.