Multiple campaigns were linked.
Defense contractor Lockheed Martin said the number and sophistication of international cyberattacks on its networks had “increased dramatically over the last several years,” Reuters reports.
Chandra McMahon, Lockheed vice president and chief information security officer, said about a fifth of the threats directed at the company were "advanced persistent threats," prolonged attacks with a specific end goal in mind. An internal review showed that multiple campaigns were linked, according to the report.
McMahon said Lockheed had seen "very successful" attacks against a number of the company's suppliers and was working with them to bolster their security, the article said.
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