scyther/protocols/misc/wmf-brutus.spdl

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usertype SesKey, Server;
secret fresh k : Function;
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/* Version from the Brutus reports
*/
protocol wmfbrutus(A,B,S)
{
role A
{
fresh kab : SesKey;
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send_1(A,S, A, { B,kab }k(A,S) );
}
role B
{
var kab : SesKey;
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recv_2(S,B, { A, kab }k(B,S) );
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claim_3(B, Secret,kab);
}
role S
{
var kab : SesKey;
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recv_1(A,S, A, { B,kab }k(A,S) );
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send_2(S,B, { A, kab }k(B,S) );
}
}
const Alice, Bob, Eve: Agent;
const Simon: Server;