diff --git a/Mailbox-Architecture.md b/Mailbox-Architecture.md
index 9ab7c45..5b4ac4d 100644
--- a/Mailbox-Architecture.md
+++ b/Mailbox-Architecture.md
@@ -36,7 +36,7 @@
 
 ### Future architecture (outside scope of Sponsor 6)
 
-* HTTPS with self-signed cert for communicating over LAN
+* HTTPS with self-signed cert for communicating over internet/LAN
 * Owner and contacts need to know mailbox's cert fingerprint
 * Owner and contacts need to be able to check fingerprint of received cert