From 1c31dd5e5dc5c88e6f2e740b9563a8f061e7c0b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hern=C3=A2ni=20Marques?= <hernani@pep.foundation>
Date: Mon, 24 Jun 2019 18:07:31 +0200
Subject: [PATCH] Extend on Key Sync terms; also add Beacon (message) term.

---
 pep-keysync/draft-hoeneisen-pep-keysync.mkd | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/pep-keysync/draft-hoeneisen-pep-keysync.mkd b/pep-keysync/draft-hoeneisen-pep-keysync.mkd
index 9503f9ce..8da9b835 100644
--- a/pep-keysync/draft-hoeneisen-pep-keysync.mkd
+++ b/pep-keysync/draft-hoeneisen-pep-keysync.mkd
@@ -112,15 +112,16 @@ not leaked or exposed to theft -- end-device security being out-of-scope.
 {::include ../shared/text-blocks/tofu.mkd}
 {::include ../shared/text-blocks/mitm.mkd}
 
-* Device Group: All devices that share a common mailbox to exchange user
-  keys, trust, calendar and other information.
-
-<!--
-* Beacon (message): A text message that is stored inside the mailbox of the
-  Device Group, which contains control commands and serves as communication
-  channel between the devices of the Device Group.
--->
-
+* Device Group: All devices that are grouped to share data like
+  cryptographic keys, trust information, calendar, configuration and other
+  data. The data is synchronized through a common data channel for a given
+   identity, e.g., a mailbox in email.
+* Sole Device: A device which is not part of a Device Group.
+* Grouped Device: A device which is already part of a Device Group.
+* Beacon (message): A technical text message that is broadcasted by Sole
+  Devices. Other Sole Devices or a Grouped Device of the same identity can 
+  consume such a message in order to start negotitation for the formation of a 
+  Device Group.
 
 # General Description