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Changed identity hiding test to work as a two stage process where participants with fresh secure secret keys communicate with each other and other compromised participants. Then the attacker is asked to identify the difference between two of the secure participants as on of them acts as a responder.

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James Brownlee
2023-11-25 20:49:32 -05:00
parent 8027ccbf38
commit 0cdd06031b
4 changed files with 142 additions and 109 deletions
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5
analysis/crypto/kem.mpv
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@@ -9,13 +9,10 @@ type kem_sk.
type kem_pk.
fun kem_pub(kem_sk) : kem_pk.
fun kem_private(kem_pk) : kem_sk[private].
fun kem_enc(kem_pk, key) : bits.
fun kem_dec(kem_sk, bits) : key
reduc forall sk:kem_sk, shk:key;
kem_dec(sk, kem_enc(kem_pub(sk), shk)) = shk
otherwise forall pk:kem_pk, shk:key;
kem_dec(kem_private(pk), kem_enc(pk, shk)) = shk.
kem_dec(sk, kem_enc(kem_pub(sk), shk)) = shk.
fun kem_pk2b(kem_pk) : bits [typeConverter].