40 lines
669 B
Plaintext
40 lines
669 B
Plaintext
/*
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Bilateral Key Exchange with Public Key protocol (BKEPK)
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*/
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usertype SessionKey;
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hashfunction hash;
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protocol bke(I,R)
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{
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role I
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{
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fresh ni: Nonce;
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var nr: Nonce;
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var kir: SessionKey;
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send_1 (I,R, { ni,I }pk(R) );
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read_2 (R,I, { hash(ni),nr,R,kir }pk(I) );
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send_3 (I,R, { hash(nr) }kir );
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claim_4 (I, Secret, kir );
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//claim_5 (I, Niagree );
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//claim_6 (I, Nisynch );
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}
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role R
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{
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var ni: Nonce;
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fresh nr: Nonce;
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fresh kir: SessionKey;
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read_1 (I,R, { ni,I }pk(R) );
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send_2 (R,I, { hash(ni),nr,R,kir }pk(I) );
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read_3 (I,R, { hash(nr) }kir );
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claim_7 (R, Secret, kir );
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//claim_8 (R, Niagree );
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//claim_9 (R, Nisynch );
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}
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}
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