Your uncle’s frozen Mac says it’s infected after viewing a Google ad. Now what?

Ars Technica security headlines covering active and emerging threats, including malvertising and scareware, ClickFix social-engineering attacks, exploit kits targeting Chrome and Windows, large-scale account compromises, supply-chain attacks, data breaches, BGP hijacking, AI-agent and LLM security issues, surveillance-camera exposure, and ransomware or disruptive cyberattacks. The collection also includes cryptographic research on a potentially faster method for breaking RSA. Multiple items describe active exploitation, mass compromise, or critical vulnerabilities with significant operational,