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

Ars Technica security RSS feed covering major cybersecurity developments, including malvertising and scareware, novel RSA attacks, ransomware and extortion activity, AI-assisted account compromise, zero-days, supply-chain attacks, ClickFix social engineering, exploit kits, large-scale vulnerability patching, data breaches, BGP hijacking, surveillance camera exposure, and abuse of AI agents and prompt-manipulation techniques. The feed reflects active and emerging threats affecting users, enterprises, cloud platforms, software supply chains, and critical infrastructure.