27 lines
421 B
Plaintext
27 lines
421 B
Plaintext
Protocol: NSL
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Types: Agent A,B,s;
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Number NA,NB;
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Function pk
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Knowledge: A: A,pk(A),inv(pk(A)),s,pk(s),B;
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B: B,pk(B),inv(pk(B)),s,pk(s);
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s: s,pk,inv(pk(s))
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Actions:
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A->s: A,B
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s->A: {B,pk(B)}(inv(pk(s)))
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A->B: {NA,A}(pk(B))
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B->s: B,A
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s->B: {A,pk(A)}(inv(pk(s)))
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B->A: {NA,NB,B}(pk(A))
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A->B: {NB}(pk(B))
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Goals:
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A *->* B: NA
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B *->* A: NB
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Abstraction:
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NA -> na(A,B);
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NB -> nb(B,A,equals(NA,na(A,B)))
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