Fixed security bug: missing shuffling check in PS mod 2^k and Brain.

Author: mkskeller

Protocols/BrainShare.h

@@ -39,6 +39,7 @@ class BrainShare : public Rep3Share<SignedZ2<K>>
     const static int Z_BITS = 2 * (N_MASK_BITS) + 5 + S;
 
     static const bool has_trunc_pr = false;
+    static const bool malicious = true;
 
     BrainShare()
     {

Protocols/PostSacriRepRingShare.h

@@ -25,6 +25,7 @@ class PostSacriRepRingShare : public Rep3Share2<K>
     static const int SECURITY = S;
 
     static const bool has_trunc_pr = false;
+    static const bool malicious = true;
 
     typedef SignedZ2<K> clear;
     typedef MaliciousRep3Share<Z2<K + S>> prep_type;