Cyber Pirates Hit Global Shipping Industry Nearing Peak Season

Two key players in the global shipping industry are trying to restore computer networks and assess the damage from separate cyber attacks this week that are adding short-term complications to supply chains already straining ahead of peak season for consumer demand.

The International Maritime Organization, a UN agency that serves as the industry’s regulator, said Thursday it suffered “a sophisticated cyber attack against the organization’s IT systems.” The breach affected its public website and internal systems, it said. The IMO’s web page remained down Friday morning in London.

That attack followed the disclosure earlier this week by closely held CMA ...