Little tweak to the key compromise modelling, model key compromise agent as a
responder instead of an initiator, remove empty roles from key compromise protocol.
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@ -16,15 +16,17 @@ const dec,inc: Function;
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inversekeys(dec,inc);
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usertype SessionKey;
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protocol needhamschroederSessionKeyCompromise(I,R,S)
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protocol needhamschroederSessionKeyCompromise(C)
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{
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// Disclose an entire session and the corresponding session key
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// to simulate key compromise
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role I {
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// Read the names of 3 agents and disclose a session between them including
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// corresponding session key to simulate key compromise
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role C {
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const Ni,Nr: Nonce;
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const Kir: SessionKey;
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var I,R,S: Agent;
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send_D1(I,I, (I,R,Ni),
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read_C1(C,C, I,R,S);
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send_C2(C,C, (I,R,Ni),
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{Ni,R,Kir,{Kir,I}k(R,S)}k(I,S),
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{Kir,I}k(R,S),
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{Nr}Kir,
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@ -32,13 +34,8 @@ protocol needhamschroederSessionKeyCompromise(I,R,S)
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Kir
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);
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}
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role R {
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}
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role S {
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}
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}
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protocol needhamschroedersk(I,R,S)
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{
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role I
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