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Continuous backup vs cloud sync: why the difference decides whether you lose your files

Sync folders propagate mistakes. Backup keeps history. Here is the practical difference — and why an encrypted one-way mirror is the safer default for irreplaceable work.

Try it in one click.

Three private surfaces. Same zero-knowledge architecture.

They look identical and behave nothing alike Both put a copy of your files "in the cloud". That is where the similarity ends.

**Sync** keeps two locations identical. Identical includes your mistakes: a deletion, an accidental overwrite, an encryption pass by ransomware. All of it replicates, usually within seconds.

**Backup** keeps a history. The remote copy is a record of what existed, not a mirror of what exists.

The three failures sync cannot survive - **Ransomware.** Local files get encrypted, sync faithfully uploads the encrypted versions over the good ones. - **Human error.** A dragged folder, an emptied trash, a bad "save as". - **Silent corruption.** A failing disk writes garbage; sync copies the garbage.

Versioning in mainstream sync tools mitigates this partly, with limited retention and limited coverage of bulk events.

What an encrypted one-way mirror gives you DRIVUNO Live Clone watches the folders you choose and pushes changes upward only. Nothing you do remotely can wipe your local disk; nothing you do locally can wipe the archive. Every version is retained, and each one is encrypted on your device before upload.

Why encryption changes the trade-off Traditional backup services solve durability but not confidentiality — the provider can read what it stores. With client-side encryption using Argon2id, X25519 and XChaCha20-Poly1305, durability and confidentiality stop competing: we hold ciphertext we cannot open, and you hold the only keys.

Choosing what to mirror Start with what would be unrecoverable: active project folders, RAW and PSD libraries, accounting, contracts, personal photo archives. Exclude caches, node_modules and render temp folders with glob rules so bandwidth goes where it matters.

The practical setup Link the folder once in Live Clone, keep the browser session open on your workstation, and check the integrity report — file counts and SHA-256 verification — whenever you want proof the mirror is complete.

Try it in one click.

Three private surfaces. Same zero-knowledge architecture.

Encrypted on your device · upload in 1 click
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