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SEAL

Share sensitive files with browser-side encryption

Launch
#2545in Developer Tools
–In stores

Description

SEAL helps people and developers share sensitive files. In the web flow, files are encrypted in the browser before upload; the backend recei…

Preview

SEAL screenshot 1

Highlights

  • Browser-side encryption before upload
  • Expiring, password-protected and single-use links
  • Web sharing and SDK for developer workflows

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SEAL FAQ

What is SEAL?

SEAL helps people and developers share sensitive files. In the web flow, files are encrypted in the browser before upload; the backend receives ciphertext. The per-file key stays in the URL fragment and is not sent to the server in the normal browser flow. Set expiry, password protection, single-use access or download limits, and revoke future access. Basic web sharing needs no account or email.

Do I need to download SEAL?

No. SEAL runs in your browser at seal.net, so there's nothing to install.

What can you do with SEAL?

Main features: Browser-side encryption before upload, Expiring, password-protected and single-use links, Web sharing and SDK for developer workflows.

What are the best SEAL alternatives?

Popular alternatives to SEAL include ScreenshotOne, PaneFlow and tiun. See all SEAL alternatives