From 8349f34c366d105ed18ce534c41c00a7508be05a Mon Sep 17 00:00:00 2001
From: Daniel Micay <daniel.micay@grapheneos.org>
Date: Fri, 28 Feb 2025 10:15:23 -0500
Subject: add info on disabling USB charging

---
 static/features.html | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'static/features.html')

diff --git a/static/features.html b/static/features.html
index 878a696a..eb30f9dd 100644
--- a/static/features.html
+++ b/static/features.html
@@ -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">
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