🔒 100% In-Browser Privacy Architecture

Invariant: No file, document byte, or cryptographic material ever leaves your local browser memory space.

Traditional web converters (Smallpdf, iLovePDF, Adobe Cloud) require you to upload your sensitive PDFs to remote servers. Under regulations like EU GDPR (Article 32), HIPAA, and Attorney-Client Privilege (Model Rule 1.6), uploading confidential records across international borders introduces severe compliance exposure.

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How SealKit Enforces Local Execution

[ Your Device / Browser ]  ──(WebAssembly & WebCrypto)──▶  [ Clean Local Download ]
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             │  (Network Requests: ALWAYS 0)
             ▼
      [ Remote Servers ]  ✖ NO UPLOAD ✖ NO LOGS ✖ NO STORAGE

1. Air-Gap Capable: You can open PDFSeal, turn off your Wi-Fi, and compress, redact, or encrypt files offline without interruption.
2. Transparent Open Source: All source code is publicly accessible under GNU AGPL-3.0 on GitHub.
3. Zero Telemetry: No third-party analytics trackers, no Google Analytics, and no marketing tracking pixels.
4. Verifiable in DevTools: Open Chrome DevTools (Press F12), switch to the Network tab, and observe that 0 bytes are transmitted during file processing.