Breach in our system led to debit card fraud: Hitachi

Monetary value of such transactions is not known, but banks have compensated the affected customers

Hitachi Payment Services on Thursday admitted its systems were affected by malware leading to one of the biggest cyber security breaches in the country affecting 3.2 million debit cards.

Hitachi’s admission was based on a report by security audit firm SISA Information Security, which determined that the breach of software protocols happened between May 21, 2016, and July 11, 2016.

“SISA’s report pointed to a sophisticated injection of malware in the Hitachi Payment Services’ systems, which was able to compromise the details of these debit cards,” Hitachi said in a statement.

“While the behaviour of the malware and the penetration