【公開情報】
◆October 2018 Cyber Attacks Statistics (Hackmageddon, 2018/11/21)
https://www.hackmageddon.com/2018/11/21/october-2018-cyber-attacks-statistics/
【関連まとめ記事】
◆Cyber Attacks Statistics (まとめ)
https://malware-log.hatenablog.com/entry/Cyber_Attacks_Statistics