Chatbot refuseniks edge out users in the US, and they’re not for turning

A security news digest covering active exploitation, critical vulnerabilities, ransomware, data breaches, supply-chain compromises, nation-state cyber operations, AI-agent security risks, and infrastructure attacks. Notable items include actively exploited Fortinet and Citrix flaws, critical Atlassian and NetScaler vulnerabilities, the Shai-Hulud worm targeting AI infrastructure, FortiBleed exploitation, exposed credentials and weak isolation in AWS AgentCore, and large-scale identity and customer-data exposures.