70 lines
1.4 KiB
Plaintext
70 lines
1.4 KiB
Plaintext
|
|
|
|
/*
|
|
* Modeled from ISO standard
|
|
*
|
|
* signature
|
|
* ttp
|
|
* five-pass
|
|
* mutual
|
|
*
|
|
* A initiates and also communicates with T
|
|
*
|
|
* parameters:
|
|
*
|
|
* NAME
|
|
* IA
|
|
* IB
|
|
* ResA
|
|
* ResB
|
|
* TokenAB
|
|
* TokenBA (although identical in both cases)
|
|
* TokenTA
|
|
*
|
|
*/
|
|
protocol isoiec-9798-3-6-1(A,B,T)
|
|
{
|
|
role A
|
|
{
|
|
fresh Ra,Rpa: Nonce;
|
|
fresh Text1,Text4,Text8,Text9: Ticket;
|
|
var Rb: Nonce;
|
|
var Text2,Text3;
|
|
var Text5,Text6,Text7: Ticket;
|
|
|
|
send_1(A,B, Ra,A,Text1);
|
|
recv_2(B,A, B,Ra,Rb,Text3,{B,Ra,Rb,A,Text2}sk(B));
|
|
send_3(A,T, Rpa,Rb,A,B,Text4);
|
|
recv_4(T,A, Text7,A,pk(A),B,pk(B),{Rpa,B,pk(B),Text6}sk(T),{Rb,A,pk(A),Text5}sk(T));
|
|
claim(A,Running,B,Ra,Rb,Text8);
|
|
send_5(A,B, Text9,A,pk(A),{Rb,A,pk(A),Text5}sk(T),{Rb,Ra,B,A,Text8}sk(A));
|
|
|
|
claim(A,Commit,B,Ra,Rb,Text2);
|
|
claim(A,Alive);
|
|
}
|
|
role B
|
|
{
|
|
var Ra,Rpa: Nonce;
|
|
var Text1,Text5,Text8,Text9: Ticket;
|
|
fresh Text2,Text3,Text4: Ticket;
|
|
fresh Rb: Nonce;
|
|
|
|
recv_1(A,B, Ra,A,Text1);
|
|
claim(B,Running,A,Ra,Rb,Text2);
|
|
send_2(B,A, B,Ra,Rb,Text3,{B,Ra,Rb,A,Text2}sk(B));
|
|
recv_5(A,B, Text9,A,pk(A),{Rb,A,pk(A),Text5}sk(T),{Rb,Ra,B,A,Text8}sk(A));
|
|
|
|
claim(B,Commit,A,Ra,Rb,Text8);
|
|
claim(B,Alive);
|
|
}
|
|
role T
|
|
{
|
|
var Rpa, Rb: Nonce;
|
|
var Text4: Ticket;
|
|
fresh Text5,Text6,Text7: Ticket;
|
|
|
|
recv_3(A,T, Rpa,Rb,A,B,Text4);
|
|
send_4(T,A, Text7,A,pk(A),B,pk(B),{Rpa,B,pk(B),Text6}sk(T),{Rb,A,pk(A),Text5}sk(T));
|
|
}
|
|
}
|