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Cyber attacks on stock exchanges cost investors more than $50 billion: Report

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A report by Canada-based information technology services provider CGI Group Inc. and U.K.-based research firm Oxford Economics Ltd. found that cyber attacks across seven global stock exchanges have cost investors at least £42 billion ($52.7 billion) since 2013, City A.M. reported. Share prices declined by an average of 1.8% on a permanent basis following a severe breach. Investors in a typical Financial Times Stock Exchange 100 Index firm lost an average of £120 million after a cyber attack.

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