scyther/testing/compositionality-examples/th-1.spdl

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const pk: Function;
secret sk: Function;
inversekeys (pk,sk);
const P1;
protocol nsl3th1(I,R)
{
role I
{
fresh ni: Nonce;
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var nr: Nonce;
send_1(I,R, {P1,I,ni}pk(R) );
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recv_1b(R,I, {nr}pk(I) );
recv_2(R,I, {P1,ni,nr,R}pk(I) );
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send_3(I,R, {P1,nr}pk(R) );
claim_i(I,Nisynch);
}
role R
{
var ni: Nonce;
fresh nr: Nonce;
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recv_1(I,R, {P1,I,ni}pk(R) );
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send_1b(R,I, {nr}pk(I) );
send_2(R,I, {P1,ni,nr,R}pk(I) );
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recv_3(I,R, {P1,nr}pk(R) );
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claim_r(R,Nisynch);
}
}