From f7c408a85877ee76688089d404bd780dde810f08 Mon Sep 17 00:00:00 2001
From: mwh1g17 <mwh1g17@soton.ac.uk>
Date: Thu, 7 May 2020 15:41:26 +0100
Subject: [PATCH] Upload New File
---
Scyther Files/MutualAuthenticationBroken.spdl | 55 +++++++++++++++++++
1 file changed, 55 insertions(+)
create mode 100644 Scyther Files/MutualAuthenticationBroken.spdl
diff --git a/Scyther Files/MutualAuthenticationBroken.spdl b/Scyther Files/MutualAuthenticationBroken.spdl
new file mode 100644
index 0000000..55f5d7d
--- /dev/null
+++ b/Scyther Files/MutualAuthenticationBroken.spdl
@@ -0,0 +1,55 @@
+
+hashfunction hashed;
+hashfunction sharedkey;
+usertype Message;
+usertype SessionKey;
+
+protocol KeyExchange(Monitor,CloudServer)
+{
+ role Monitor
+
+ {
+
+ fresh MonitorValue : Nonce;
+ var CloudServerValue : Nonce;
+
+ fresh info : Message;
+ fresh sharedkey: SessionKey;
+
+
+ send_1(Monitor,CloudServer,{Monitor,MonitorValue}pk(CloudServer));
+ recv_2(CloudServer,Monitor, {CloudServerValue,hashed(MonitorValue),CloudServer}pk(Monitor));
+ send_3(Monitor,CloudServer, {info} sharedkey );
+
+ recv_4(CloudServer,Monitor, {info} sharedkey );
+
+ claim_Monitor1(Monitor,Niagree);
+ claim_Monitor2(Monitor,Nisynch);
+ claim_Monitor3(Monitor, Secret, info);
+
+ }
+
+ role CloudServer
+
+ {
+
+ var MonitorValue: Nonce;
+ fresh CloudServerValue: Nonce;
+
+ var info: Message;
+ var sharedkey: SessionKey;
+
+ recv_1(Monitor,CloudServer,{Monitor,MonitorValue}pk(CloudServer));
+
+ send_2(CloudServer,Monitor, {CloudServerValue,hashed(MonitorValue),CloudServer}pk(Monitor));
+
+ recv_3(Monitor,CloudServer, {info} sharedkey );
+
+ send_4(CloudServer,Monitor, {info} sharedkey );
+
+ claim_CloudServer1(CloudServer,Niagree);
+ claim_CloudServer2(CloudServer,Nisynch);
+ claim_CloudServer3(CloudServer, Secret, info);
+
+ }
+}
--
GitLab