# Phase 2: Order Sealing

### Phase 2: Order Sealing

**Encryption/Commitment** The order is encrypted or cryptographically committed before leaving the user's device.

**Privacy Preservation**

* Order details are hidden
* Metadata leakage minimized
* No timing information revealed
* Commitment sent to batch manager

**Security**

* User retains proof of submission
* Tamper-proof recording
* Non-repudiation guaranteed