The US Department of Health and Human Services’ Health Sector Cybersecurity Coordination Center (HC3) has issued a warning about distributed denial-of-service (DDoS) attacks targeting healthcare organizations. These attacks flood networks and servers with fake Domain Name Server (DNS) requests, slowing down or shutting down websites. NXDOMAIN DDoS attacks can negatively impact network providers, website owners, and end-users. HC3 recommends several measures to mitigate these attacks, including implementing DNS Response Rate Limiting and applying rate limiting on traffic to overwhelmed servers.

Commvault and Deloitte team up on enterprise cyber resilience – Blocks and Files
Commvault and Deloitte have partnered to enhance enterprise cyber resilience. This collaboration aims to bolster organizations’ defenses against cyber threats through improved data protection and