The Top Cyber Attacks of September 2021

September 2021 saw a wave of high-impact cyber incidents across governments, education, healthcare and technology sectors — notable events include a French visa applicant data exposure, ransomware outages at South Africa’s Department of Justice, Howard University, and Olympus (attributed to the BlackMatter group), a New Zealand DDoS affecting government and banking services, and a physical records theft at a US health center — underscoring broad, cross-sector vulnerabilities and the need for stronger, proactive security measures.