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Messaging Services Photo Storage Models

Messaging services use different models for handling users' uploaded photos, including end-to-end encrypted storage, server-side scanning, and client-side scanning, with governments and companies debating the balance between privacy, security, and surveillance.

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Jan 24, 2026
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How do other messaging apps handle server‑side scanning of uploaded camera‑roll photos intended for private storage?

use three broad models for handling users’ uploaded camera‑roll photos intended for private storage: true end‑to‑end encrypted storage where the provider cannot read files, server‑side scanning where ...