Think about how often you hand over a whole document to prove one fact. A full passport scan to prove you're over 21. An entire policy PDF to prove you're insured. A bank statement to prove you can pay.
The other party didn't need the document. They needed the answer. But the document is what they got, and now it lives on their servers, in their inboxes and in their backups.
AI agents will make this worse. They'll ask for proof constantly, on your behalf, at machine speed.
AI Memory Vault answers differently. When an agent asks "Is this passport valid?", your vault checks on your device and replies with a signed yes or no. The agent can verify that the answer came from your vault. No number, no scan and no address leave.
When a task truly needs a detail, you release only that detail, for that task, with a record of it.
Less data shared means less data leaked. It's the simplest privacy rule there is, and AI is finally making it practical.
See how the Agent Firewall works