TOKYO -- Japan will expand the Self-Defense Forces' role in cyberdefense to include the proactive protection of core infrastructure, Nikkei has learned, with plans for information sharing with the police.
Self-Defense Forces' role includes helping protect core infrastructure

The SDF's role in cyberdefense during peacetime has been limited to monitoring and protecting computer systems. (Source photos by Nikkei)
TOKYO -- Japan will expand the Self-Defense Forces' role in cyberdefense to include the proactive protection of core infrastructure, Nikkei has learned, with plans for information sharing with the police.