An attack carried out via the internet or networks—such as hacking, DDoS, or malware—intended to steal information or disrupt services (cyberattack).
昨夜、大手企業がサイバー攻撃を受けてサーバーが一時的に停止した。
Last night a major company was hit by a cyberattack and its servers were temporarily shut down.
政府は重要インフラを守るためにサイバー攻撃対策を強化した。
The government strengthened measures against cyberattacks to protect critical infrastructure.
ランサムウェアは企業に対する代表的なサイバー攻撃の一つだ。
Ransomware is a typical form of cyberattack against companies.