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- Add session compromise to all protocols that establish a session key

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This commit is contained in:
gijs
2005-06-24 10:53:15 +00:00
parent 658f4f392a
commit 6fb6aa33dd
23 changed files with 552 additions and 17 deletions
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32
spdl/SPORE/kaochow.spdl
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@@ -8,9 +8,31 @@
# the protocol using the ARACHNE engine (-a)
#
usertype Sessionkey;
usertype SessionKey;
secret k: Function;
const Fresh: Function;
const Compromised: Function;
protocol kaochowSessionKeyCompromise(C)
{
// Read the names of 3 agents and disclose a session between them including
// corresponding session key to simulate key compromise
role C {
const Ni,Nr: Nonce;
const Kir: SessionKey;
var I,R,S: Agent;
read_C1(C,C, I,R,S);
send_C2(C,C, (I,R,Ni),
{I,R,Ni,Kir}k(I,S),
{I,R,Ni,Kir}k(R,S),
{Ni}Kir, Nr,
{Nr}Kir,
Kir
);
claim_C3(C,Empty, (Compromised,Kir));
}
}
protocol kaochow(I,R,S)
{
@@ -18,7 +40,7 @@ protocol kaochow(I,R,S)
{
const ni: Nonce;
var nr: Nonce;
var kir: Sessionkey;
var kir: SessionKey;
send_1 (I,S, I,R,ni);
read_3 (R,I, {I,R,ni,kir}k(I,S), {ni}kir, nr );
@@ -34,7 +56,7 @@ protocol kaochow(I,R,S)
{
var ni: Nonce;
const nr: Nonce;
var kir: Sessionkey;
var kir: SessionKey;
var T;
read_2 (S,R, T, { I,R,ni,kir }k(R,S) );
@@ -50,7 +72,7 @@ protocol kaochow(I,R,S)
role S
{
var ni: Nonce;
const kir: Sessionkey;
const kir: SessionKey;
read_1 (I,S, I,R,ni);
send_2 (S,R, {I,R,ni,kir}k(I,S), { I,R,ni,kir }k(R,S) );
@@ -62,7 +84,7 @@ const Alice,Bob,Simon,Eve: Agent;
untrusted Eve;
const ne: Nonce;
const te: Ticket;
const ke: Sessionkey;
const ke: SessionKey;
compromised k(Eve,Eve);
compromised k(Eve,Alice);
compromised k(Eve,Bob);