Cyber AttacksMicrosoft and Health-ISAC Seize Domains in Phishing Network TakedownThreat TimesOct 16, 2026A joint operation dismantled infrastructure linked to over one billion malicious messages, seizing domains used by CoGUI and related phishing kits targeting Japanese banks.
Cyber AttacksMicrosoft, Health-ISAC Seize Domains of Phishing Infrastructure Targeting HealthcareThreat TimesOct 16, 2026Joint operation dismantles YAM Store, CoGUI and Iron Man services linked to over 1 billion malicious messages sent since January 2026.
Cyber AttacksMicrosoft, Health-ISAC Disrupt YAM Store Phishing Marketplace Behind 1 Billion MessagesThreat TimesOct 15, 2026A joint operation seized domains powering three phishing kits linked to over one billion scam messages sent since January 2026.