The Aisuru/Kimwolf botnet launched the largest known DDoS attack, reaching a peak of 31.4 terabits per second (Tbps). The massive attack known as “The Night Before Christmas” began on December 19, 2025, hitting Cloudflare’s infrastructure and customers with high-volume DDoS attacks. It featured record bandwidth Layer 4 attacks and HTTP …

Cloudflare’s Q4 2025 report shows that Bangladesh has become the largest source of DDoS attacks, moving up two spots from the previous quarter. The report indicates a trend of increased DDoS traffic originating from Asia and South America, primarily due to compromised infrastructure, not the location of the attackers. After …

The acting director of the Cybersecurity and Infrastructure Security Agency (CISA) uploaded sensitive contracting documents marked “for official use only” into the public version of ChatGPT last summer, triggering multiple automated security alerts designed to prevent data exfiltration from federal networks, four Department of Homeland Security (DHS) officials told Politico. …