tree 30fb9e79dbc9b6e11161dbff5703cbbc8166f41a
parent 89c30b2c4d30b961ca3d681314be93daca3453d0
author QUICHE team <quiche-dev@google.com> 1775517978 -0700
committer Copybara-Service <copybara-worker@google.com> 1775518014 -0700

Add nonce to iOS attestation and enforce one-time use.

This change introduces a nonce field in the IosAttestationData proto. The server now checks if the provided nonce has been used before, rejecting requests with reused nonces. The nonce is also included in the content bindings when calling IosGuard's Decode RPC.

PiperOrigin-RevId: 895555506