diff --git a/xep-0384.xml b/xep-0384.xml index 7d388d91..e86ebefc 100644 --- a/xep-0384.xml +++ b/xep-0384.xml @@ -76,9 +76,11 @@ multi-end to multi-end encryption, allowing messages to be synchronized securely across multiple clients, even if some of them are offline. The SignalProtocol is a cryptographic double ratched protocol based on work by Trevor Perrin - and Moxie Marlinspike first published as the Axolotl protocol. The protocol is not fully - documented in public domain and only exists in GPLv3-licensed implementations maintained - by OpenWhisperSystems. + and Moxie Marlinspike first published as the Axolotl protocol. While the + protocol itself has specifications in the public domain, the + protobuf-based wire format of the signal protocol is not fully + documented. The signal protocol currently only exists in GPLv3-licensed + implementations maintained by OpenWhisperSystems.