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Japanese businesses tend to outsource systems development to outside vendors while neglecting to foster in-house experts in cybersecurity. 

Cyberattacks on Japan soar as hackers target vulnerabilities

Number doubles in three years as intruders exploit weak defenses

AKINOBU IWASAWA, Nikkei staff writer | Japan

TOKYO -- The number of cyberattacks in Japan is surging as hackers try to exploit the country's weak defenses. Japan has lagged other advanced nations in updating systems to detect attacks and protect data, according to cybersecurity experts.

Japanese businesses, in particular, rely heavily on outside vendors for systems development and have been slow to fix software once vulnerabilities are discovered.

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