Officials seize 53 DDoS-for-hire domains in ongoing crackdown

CyberScoop roundup: Global law enforcement under Operation PowerOFF seized 53 DDoS-for-hire domains and warned more than 75,000 alleged operators to stop jamming traffic. Separate reporting highlights a new risk vector from AI “ghost breaches” — fabricated breach narratives causing real crisis responses. NIST said the National Vulnerability Database will narrow its CVE analysis to critical software, federal systems and actively exploited flaws. OpenAI expanded its Trusted Access for Cyber program with a GPT‑5.4 Cyber model, raising competition and access questions. Microsoft’s April Patch Tue.