OTPack Disclaimer

SCI/src/OT/ot_pack.h

@@ -23,6 +23,15 @@ SOFTWARE.
 #define OT_PACK_H__
 #include "utils/emp-tool.h"
 #include "OT/emp-ot.h"
+
+/*
+ * DISCLAIMER:
+ * OTPack avoids computing PRG keys for each OT instance by reusing the keys generated
+ * (through base OTs) for another OT instance. Ideally, the PRGs within OT instances,
+ * using the same keys, should use mutually exclusive counters for security. However,
+ * the current implementation does not support this.
+ */
+
 namespace sci {
 template<typename T>
 class OTPack {