Local anonymisation

Hide sensitive data without turning a simple task into a complex project.

One document or a batch, two visible choices: permanent masking or reversible codes. Processing stays in your browser.

See the difference

Protect the copy. Stay in control.

Permanent masking or reversible codes: see how to protect a copy before sharing it.

Yellow codes. Identities can be restored with your encrypted vault.

In your browser

Local processing. No document uploaded.

Original document
FICTIONAL
Camille Renaud
Atlas Exemple
Kept here
COSMO Privacy
Protected copy
Waiting for output
FICTIONAL
Camille Renaud
Atlas Exemple
Encrypted vaultKept on your device
Optional sharing

Then, your choice of generative AI.

Check the copy first. Only then do you decide whether to share it. The original and vault stay with you.

Fictional illustration, no file sent. Sharing with AI is your own separate action.

Check every page before sharing. Automation can miss information. Context can still identify someone.

Check a document without uploading it to a server.

Processing starts on your device. The original stays unchanged.

Try with a fictional file