Author: kryptos
Date: 2007-07-20 19:37:46 +0000 (Fri, 20 Jul 2007)
New Revision: 14215
Modified:
branches/freenet-jfk/devnotes/crypto_Notes.txt
Log:
JFK implementation
Modified: branches/freenet-jfk/devnotes/crypto_Notes.txt
===================================================================
--- branches/freenet-jfk/devnotes/crypto_Notes.txt 2007-07-20 17:53:59 UTC
(rev 14214)
+++ branches/freenet-jfk/devnotes/crypto_Notes.txt 2007-07-20 19:37:46 UTC
(rev 14215)
@@ -2,13 +2,13 @@
Message 1, I->R: Ni, g^i
- Message 2, R->I: Ni, Nr, g^r, GRPINFOr, IDr,
+ Message 2, R->I: Ni, Nr, g^r, GRPINFOr,
SIG{r}(g^r, GRPINFOr), HMAC{HKr}(Ni, Nr, g^i, g^r)
Message 3, I->R: Ni, Nr, g^i, g^r, HMAC{HKr}(Ni, Nr, g^i, g^r),
- E{Ke}(IDi, sa, SIG{i}(Ni, Nr, g^i, g^r, IDr, sa))
+ E{Ke}( sa, SIG{i}(Ni, Nr, g^i, g^r))
- Message 4, R->I: E{Ke}(SIG{r}(Ni, Nr, g^i, g^r , IDi, sa, sa'), sa')
+ Message 4, R->I: E{Ke}(SIG{r}(Ni, Nr, g^i, g^r , IDi, sa))
HKr: A transient hash key private to the Responder; this is a
@@ -16,8 +16,5 @@
for every different protocol run), which changes periodically:
the Responder must pick a new g^r every time HKr changes.
- Kir: A shared key derived from g^ir, Ni, and Nr, used as part of
- the application SA
-
- Ke: A shared key derived from g^ir, Ni, and Nr, used to protect
- messages 3 and 4 of the protocol.
+ Ke: A shared key derived from g^ir, Ni, and Nr, used to protect
+ messages 3 and 4 of the protocol.
