Today's Briefing

What happened in security overnight, and what it changes.

Illustrated summary of the top stories in the Cyber Security Briefing Briefing — August 24, 2026 briefing

Sunday, August 23, 2026

AI Security · 11:37 AM

Medusa’s 500 Victims Point to a Bigger Shift in Ransomware

Medusa’s reported victim count points to continued ransomware pressure on organizations and to the operational model behind modern extortion campaigns. For defenders, the main takeaway is exposure to broad, recurring intrusion and encryption risk, with priority on detection, resilience, and incident-response readiness rather than assuming this is a one-off event.
Identity, Cloud & Software Supply Chain · 11:37 AM

AWS Security: 760+ Leaked Keys With Full Admin Rights Still Active

Leaked AWS access keys that still had administrative privileges create direct risk to cloud environments, including unauthorized access, persistence, and lateral movement. For defenders, the immediate priority is key rotation, credential inventory, and review of any systems exposed through those accounts, especially if the keys were published or reused in third-party workflows.

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