diff --git a/changelogs/client_server/newsfragments/1284.clarification b/changelogs/client_server/newsfragments/1284.clarification
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+Clarify ``changed`` field behaviour in device tracking process
diff --git a/changelogs/client_server/newsfragments/1284.feature.rst b/changelogs/client_server/newsfragments/1284.feature.rst
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+End-to-end encryption for group chats:
+
+  - Olm and Megolm messaging algorithms.
+  - ``m.room.encrypted``, ``m.room.encryption``, ``m.room_key`` events.
+  - Device verification process.
+  - ``device_one_time_keys_count`` sync parameter.
+  - ``device_lists:left`` sync parameter.