A portion of the A11 Bionic chip's neural engine protected within the Secure Enclave transforms this data into a mathematical representation and compares that representation to the enrolled facial data, which itself is a mathematical representation of your face captured across a variety of poses.
A portion of the A11 Bionic chip's neural engine transforms this data into a mathematical representation. This A11 Bionic chip's neural engine is protected within the Secure Enclave. A portion of the A11 Bionic chip's neural engine compares that representation to the enrolled facial data. This A11 Bionic chip's neural engine is protected within the Secure Enclave. Itself is a mathematical representation of your face. This face is captured across a variety of poses the enrolled facial data.