New Zealand’s stock exchange was forced to halt trading for several hours on Wednesday following a sustained cyberattack, the second in two days. In a statement, the exchange said that it was targeted by a volumetric distributed denial of service attack from offshore which impacted their NZX system connectivity.  “As such, NZX decided to halt trading… a DDoS attack aims to disrupt service by saturating a network with significant volumes of internet traffic.” The exchange’s main board, the NZX Debt Market and Fonterra Shareholders Market were all placed on halt Wednesday for three and a half hours while trading on NZX’s cash markets were cut short an hour on Tuesday.

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