{ s:SecurityTheory. bss:Basic1 List.
    ((Legal(bss)  FreshSignatures(bss))
     (A:Id
          (Protocol1(bss) A)
           ... 
          supposing Honest(A))) }

{ Proof }



Definitions occuring in Statement :  sig-release-thread: sig-release-thread(s;es;A;thr) fresh-sig-protocol1: FreshSignatures(bss) ses-protocol1-legal: Legal(bss) ses-protocol1: Protocol1(bss) ses-protocol1-thread: (thr is one of bss at A) ses-basic-sequence1: Basic1 ses-thread-loc: loc(thr)= A ses-thread: Thread sth-es: sth-es(s) security-theory: SecurityTheory ses-honest: Honest(A) ses-info: Info event-ordering+: EO+(Info) Id: Id uimplies: b supposing a all: x:A. B[x] implies: P  Q and: P  Q apply: f a list: type List
Definitions :  es-interface-at: X@i intensional-universe: IType ses-verify: Verify ses-rcv: Rcv isl: isl(x) can-apply: can-apply(f;x) eclass-val: X(e) es-p-le: e p e' es-causle: e c e' es-p-locl: e pe' causal-predecessor: causal-predecessor(es;p) class-value-has: X(e) has a bool: atom_eq: atomeqn def sq_type: SQType(T) sqequal: s ~ t so_apply: x[s] guard: {T} limited-type: LimitedType fpf: a:A fp-B[a] record: record(x.T[x]) rec: rec(x.A[x]) tree: Tree(E) ses-action: Action(e) atom: Atom es-base-E: es-base-E(es) token: "$token" record-select: r.x lelt: i  j < k so_lambda: x y.t[x; y] eclass: EClass(A[eo; e]) ses-fresh-thread: ses-fresh-thread(s;es;f;A;thr) noncelike-signatures: noncelike-signatures(s;es;thr) dep-isect: Error :dep-isect,  eq_atom: x =a y eq_atom: eq_atom$n(x;y) record+: record+ l_exists: (xL. P[x]) pair: <a, b> subtract: n - m cand: A c B real: rationals: subtype: S  T set: {x:A| B[x]}  axiom: Ax ses-thread-member: e  thr ses-act: Act lambda: x.A[x] infix_ap: x f y release-before: (a released before e) ses-sig: signature(e) es-loc: loc(e) add: n + m select: l[i] in-eclass: e  X length: ||as|| natural_number: $n ses-decrypt: Decrypt strong-subtype: strong-subtype(A;B) l_member: (x  l) l_all: (xL.P[x]) l_contains: A  B ses-legal-thread: Legal(thr)@A rev_implies: P  Q iff: P  Q decide: case b of inl(x) =s[x] | inr(y) =t[y] ifthenelse: if b then t else f fi  pi1: fst(t) ses-key-rel: MatchingKeys(k1;k2) ycomb: Y ses-flow: ses-flow(s;es;a;e1;e2) void: Void false: False ses-new: New ses-sign: Sign ses-encrypt: Encrypt encryption-key: Key atom: Atom$n sdata: SecurityData ses-send: Send es-E-interface: E(X) es-locl: (e <loc e') event-has*: e has* a es-le: e loc e'  union: left + right or: P  Q ses-ordering: PropertyO sym: Sym(T;x,y.E[x; y]) ses-K: PropertyK ses-S: PropertyS ses-D: PropertyD ses-R: PropertyR ses-V: PropertyV ses-flow-axiom: PropertyF ses-nonce-disjoint: NoncesCiphersAndKeysDisjoint le: A  B ge: i  j  less_than: a < b uiff: uiff(P;Q) subtype_rel: A r B int: exists: x:A. B[x] ses-disjoint: ActionsDisjoint universe: Type top: Top uall: [x:A]. B[x] ses-axioms: SecurityAxioms security-event-structure: SES member: t  T prop: security-theory: SecurityTheory ses-basic-sequence1: Basic1 list: type List ses-protocol1-legal: Legal(bss) fresh-sig-protocol1: FreshSignatures(bss) product: x:A  B[x] and: P  Q ses-honest: Honest(A) ses-protocol1: Protocol1(bss) apply: f a ses-info: Info ses-thread: Thread ses-protocol1-thread: (thr is one of bss at A) ses-thread-loc: loc(thr)= A int_seg: {i..j} assert: b es-E: E Id: Id equal: s = t not: A sth-es: sth-es(s) sig-release-thread: sig-release-thread(s;es;A;thr) uimplies: b supposing a isect: x:A. B[x] all: x:A. B[x] implies: P  Q function: x:A  B[x] es-causl: (e < e') event-ordering+: EO+(Info) event_ordering: EO event-has: (e has a) MaAuto: Error :MaAuto,  CollapseTHEN: Error :CollapseTHEN,  D: Error :D,  CollapseTHENA: Error :CollapseTHENA,  ParallelOp: Error :ParallelOp,  RepeatFor: Error :RepeatFor,  Auto: Error :Auto,  unique-sig-protocol: UniqueSignatures(bss) AssertBY: Error :AssertBY,  Unfold: Error :Unfold,  true: True existse-before: e<e'.P[e] existse-le: ee'.P[e] alle-lt: e<e'.P[e] alle-le: ee'.P[e] alle-between1: e[e1,e2).P[e] existse-between1: e[e1,e2).P[e] alle-between2: e[e1,e2].P[e] existse-between2: e[e1,e2].P[e] existse-between3: e(e1,e2].P[e] es-fset-loc: i  locs(s) es-r-immediate-pred: es-r-immediate-pred(es;R;e';e) same-thread: same-thread(es;p;e;e') collect-event: collect-event(es;X;n;v.num[v];L.P[L];e) cut-order: a (X;f) b path-goes-thru: x-f*-y thru i lg-edge: lg-edge(g;a;b) ses-legal-sequence: Legal(pas) given prvt decidable: Dec(P) uni_sat: a = !x:T. Q[x] inv_funs: InvFuns(A;B;f;g) inject: Inj(A;B;f) eqfun_p: IsEqFun(T;eq) refl: Refl(T;x,y.E[x; y]) urefl: UniformlyRefl(T;x,y.E[x; y]) usym: UniformlySym(T;x,y.E[x; y]) trans: Trans(T;x,y.E[x; y]) utrans: UniformlyTrans(T;x,y.E[x; y]) anti_sym: AntiSym(T;x,y.R[x; y]) uanti_sym: UniformlyAntiSym(T;x,y.R[x; y]) connex: Connex(T;x,y.R[x; y]) uconnex: uconnex(T; x,y.R[x; y]) coprime: CoPrime(a,b) ident: Ident(T;op;id) assoc: Assoc(T;op) comm: Comm(T;op) inverse: Inverse(T;op;id;inv) bilinear: BiLinear(T;pl;tm) bilinear_p: IsBilinear(A;B;C;+a;+b;+c;f) action_p: IsAction(A;x;e;S;f) dist_1op_2op_lr: Dist1op2opLR(A;1op;2op) fun_thru_1op: fun_thru_1op(A;B;opa;opb;f) fun_thru_2op: FunThru2op(A;B;opa;opb;f) cancel: Cancel(T;S;op) monot: monot(T;x,y.R[x; y];f) monoid_p: IsMonoid(T;op;id) group_p: IsGroup(T;op;id;inv) monoid_hom_p: IsMonHom{M1,M2}(f) grp_leq: a  b integ_dom_p: IsIntegDom(r) prime_ideal_p: IsPrimeIdeal(R;P) no_repeats: no_repeats(T;l) value-type: value-type(T) is_list_splitting: is_list_splitting(T;L;LL;L2;f) is_accum_splitting: is_accum_splitting(T;A;L;LL;L2;f;g;x) req: x = y squash: T fpf-sub: f  g modulus-of-ccontinuity: modulus-of-ccontinuity(omega;I;f) partitions: partitions(I;p) i-member: r  I rleq: x  y sq_stable: SqStable(P) rnonneg: rnonneg(r) tactic: Error :tactic,  pi2: snd(t) so_lambda: x.t[x] it: es-init: es-init(es;e) es-pred: pred(e) rel_star: R^* p-outcome: Outcome null: null(as) es-first: first(e) lsrc: source(l) ldst: destination(l) btrue: tt ses-info-flow: ->> nil: []
Lemmas :  es-causl_transitivity1 es-causle_weakening_locl ses-action_wf security-event-structure_wf rel_star_wf ses-info-flow_wf release-before_wf bool_wf bool_subtype_base assert_elim decidable__es-locl es-le-not-locl ifthenelse_wf set_subtype_base product_subtype_base sdata_subtype_base atom2_subtype_base atom1_subtype_base es-loc-pred all_functionality_wrt_iff es-locl-iff event_ordering_wf true_wf squash_wf es-first_wf decidable__es-le es-causle-le es-le-loc ses-flow-has* le_wf false_wf pi2_wf sq_stable_from_decidable decidable__es-causl assert_wf int_seg_wf not_wf es-E_wf Id_wf event-has_wf es-causl_wf ses-basic-sequence1_wf ses-protocol1-legal_wf fresh-sig-protocol1_wf ses-honest_wf ses-protocol1_wf event-ordering+_wf ses-info_wf ses-thread_wf ses-protocol1-thread_wf ses-thread-loc_wf signature-release-lemma security-theory_wf sth-es_wf fresh-sig-protocol1_property ses-disjoint_wf ses-ordering_wf es-le_wf event-has*_wf es-locl_wf ses-send_wf es-E-interface_wf encryption-key_wf sdata_wf ses-encrypt_wf ses-sign_wf ses-new_wf ses-S_wf ses-decrypt_wf ses-flow-axiom-ordering ses-flow-axiom_wf ses-flow_wf ses-act_wf ses-thread-member_wf length_wf1 in-eclass_wf eclass_wf member_wf length_wf_nat es-interface-top es-interface-subtype_rel2 es-base-E_wf subtype_rel_self event-ordering+_inc top_wf subtype_rel_wf select_wf int_seg_properties ses-sig_wf es-loc_wf not_functionality_wrt_uiff uiff_inversion assert-eq-id subtype_base_sq class-value-has_wf ses-rcv_wf ses-verify_wf intensional-universe_wf

\mforall{}s:SecurityTheory.  \mforall{}bss:Basic1  List.
    ((Legal(bss)  \mwedge{}  FreshSignatures(bss))
    {}\mRightarrow{}  (\mforall{}A:Id
                (Protocol1(bss)  A)
                {}\mRightarrow{}  (\mforall{}es:EO+(Info).  \mforall{}thr:Thread.
                            ((thr  is  one  of  bss  at  A)
                            {}\mRightarrow{}  sig-release-thread(sth-es(s);es;A;thr)  supposing  loc(thr)=  A)) 
                supposing  Honest(A)))


Date html generated: 2011_08_17-PM-07_47_08
Last ObjectModification: 2011_06_18-PM-01_42_06

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