# Secure peripheral image loading Source: [https://docs.qualcomm.com/doc/80-70014-11/topic/secure-peripheral-image-loading.html](https://docs.qualcomm.com/doc/80-70014-11/topic/secure-peripheral-image-loading.html) The secure peripheral image loading (PIL) of a TZ authenticates different images and configures the xPUs for all subsystems such as audio, camera, and video. For more information about xPU, see [Access control](https://docs.qualcomm.com/doc/80-70014-11/topic/access-control.html). **Parent Topic:** [Features](https://docs.qualcomm.com/doc/80-70014-11/topic/features.html) Last Published: Aug 06, 2024 [Previous Topic Access control](https://docs.qualcomm.com/bundle/publicresource/80-70014-11/topics/access-control.md) [Next Topic SELinux](https://docs.qualcomm.com/bundle/publicresource/80-70014-11/topics/selinux.md)