InterDrop Blog
Privacy Apr 8, 2026 · 7 min read

How to Share Files Without Uploading to the Cloud

When the file is sensitive — a contract, a passport scan, a private video — the safest place is anywhere but a cloud bucket.

The cloud has a third-party problem

Every cloud share creates a copy of the file you don’t control. That copy sits on someone else’s hard drive, indexed by their systems, governed by their policies, and exposed to their breaches. For everyday files, fine. For anything you’d rather not see in a future “data of 14M users exposed” headline, not fine.

SERVERASENDERBRECIPIENTFILE STORED, COPIED, AND RELAYED VIA SERVER
PathRound-trip
Network hops2+
Server copy1
PrivacyRe-encrypted at rest

Toggle to peer-to-peer above. Same file, same recipient — no server copy, no retention question, no link to revoke later. The transfer happens, then nothing remains.

When “no cloud” matters

  • Legal & financial documents. Contracts, NDAs, tax returns, bank statements.
  • Identity documents. Passports, driver’s licenses, immigration paperwork.
  • Medical records. Test results, scans, anything HIPAA-shaped.
  • Pre-release work. Unreleased products, source code, manuscripts.
  • Personal media. Photos and videos that are nobody’s business but yours and the recipient’s.

How to do it

Three ingredients: both devices have a modern browser, both can reach the same network (or the open internet), and you can verify the recipient by name or QR. That’s it.

  1. Open interdrop.com on the sending device.
  2. Open the same URL on the receiving device.
  3. Confirm the avatar/name matches the person you mean to send to.
  4. Send. The file streams directly, encrypted end-to-end.

The most private way to send a file is the way that creates the fewest copies of it.

Frequently asked

Does P2P leave any traces?
On the signalling server: a brief log of IP-to-IP connection setup. In the file itself: nothing — it never lived on a server in the first place.
What if I need to send to multiple people?
Send to each peer-to-peer, sequentially. If 'multiple' means 'a known list of three', that's a minute. If it means 'a public link for unknown recipients', cloud is the right tool.
Is this faster than uploading?
On the same Wi-Fi, dramatically. Across the internet, usually similar to a fast cloud upload — but with zero retention.

Try peer-to-peer for yourself.

Open InterDrop on this device, open it on the device you want to send to, and drop a file. No sign-up. No install.

Open InterDrop

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