add info on disabling USB charging

This commit is contained in:
Daniel Micay 2025-02-28 10:15:23 -05:00
parent 2d3fbb246b
commit 8349f34c36

View File

@ -297,6 +297,13 @@
toggle end up continuing to allow new USB connections in the OS until all
connections end instead of the two-phase approach we use for our two
Charging-only when locked modes.</p>
<p>The highest security <b>Off</b> mode disables charging in addition to
data to remove the remaining attack surface from the USB controller and OS
supporting charging including the USB-PD protocol. There's no risk of the
device not being able to be charged since the overall feature doesn't apply
while the device is powered off, booted into the firmware-based fastboot
mode or the charging, recovery and fastbootd modes.</p>
</section>
<section id="exploit-mitigations">