March 2026 Cyber Attacks Statistics

After the cyber attacks timelines, it’s time to publish the statistics for March 2026 where I collected and analyzed 282 events: a sharp increase compared to the 176 events of the previous month. In March 2026, Cyber Crime continued to…

16-31 March 2026 Cyber Attacks Timeline

The second half of March 2026 has been very active from an infosec standpoint, with 124 events and a threat landscape dominated by malware. As always, cyber crime led the motivations chart with 65%, slightly up from the previous timeline.…

OpenAI’s GPT-5.4-Cyber, McGraw Hill blames Salesforce for breach, signed adware disables antivirus

OpenAI rolls out GPT-5.4-Cyber McGraw Hill breach due to Salesforce misconfig Signed adware operation disables antivirus Get the show notes here: https://cisoseries.com/cybersecurity-news-openais-gpt-5-4-cyber-mcgraw-hill-blames-salesforce-for-breach-signed-adware-disables-antivirus/ Huge thanks to our sponsor, Conveyor At some point, every fast-growing SaaS team hits the same wall. The…

Fake Adobe Reader Download Drops ScreenConnect via Fileless Loader

A deceptive campaign in which attackers distributed a fake Adobe Acrobat Reader installer that secretly deployed ConnectWise’s ScreenConnect via a complex in‑memory execution chain. Although ScreenConnect is a legitimate remote‑access tool, it was repurposed for unauthorized system control and data collection. The attack chain…