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adding dos protection code

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This commit is contained in:
James Brownlee
2024-02-26 17:20:33 +01:00
committed by Karolin Varner
parent 81487b103d
commit e96968b8bc
7 changed files with 365 additions and 65 deletions
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analysis/02_availability.entry.mpv
+20
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@@ -10,6 +10,26 @@
let main = rosenpass_main.
nounif v:seed_prec; attacker(prepare_seed(trusted_seed( v )))/6217[hypothesis].
nounif v:seed; attacker(prepare_seed( v ))/6216[hypothesis].
nounif v:seed; attacker(rng_kem_sk( v ))/6215[hypothesis].
nounif v:seed; attacker(rng_key( v ))/6214[hypothesis].
nounif v:key_prec; attacker(prepare_key(trusted_key( v )))/6213[hypothesis].
nounif v:kem_sk_prec; attacker(prepare_kem_sk(trusted_kem_sk( v )))/6212[hypothesis].
nounif v:key; attacker(prepare_key( v ))/6211[hypothesis].
nounif v:kem_sk; attacker(prepare_kem_sk( v ))/6210[hypothesis].
nounif Spk:kem_sk_tmpl;
attacker(Creveal_kem_pk(Spk))/6110[conclusion].
nounif sid:SessionId, Ssskm:kem_sk_tmpl, Spsk:key_tmpl, Sspkt:kem_sk_tmpl, Seski:seed_tmpl, Ssptr:seed_tmpl;
attacker(Cinitiator( *sid, *Ssskm, *Spsk, *Sspkt, *Seski, *Ssptr ))/6109[conclusion].
nounif sid:SessionId, biscuit_no:Atom, Ssskm:kem_sk_tmpl, Spsk:key_tmpl, Sspkt:kem_sk_tmpl, Septi:seed_tmpl, Sspti:seed_tmpl, ih:InitHello_t;
attacker(Cinit_hello( *sid, *biscuit_no, *Ssskm, *Spsk, *Sspkt, *Septi, *Sspti, *ih ))/6108[conclusion].
nounif rh:RespHello_t;
attacker(Cresp_hello( *rh ))/6107[conclusion].
nounif Ssskm:kem_sk_tmpl, Spsk:key_tmpl, Sspkt:kem_sk_tmpl, ic:InitConf_t;
attacker(Cinit_conf( *Ssskm, *Spsk, *Sspkt, *ic ))/6106[conclusion].
@lemma "non-interruptability: Adv cannot prevent a genuine InitHello message from being accepted"
lemma ih:InitHello_t, psk:key, sski:kem_sk, sskr:kem_sk;
event(IHRjct(ih, psk, sskr, kem_pub(sski)))