agentic browsers
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New ‘SantaStealer’ infostealer marketed on forums
Rapid7 researchers said a new malware-as-a-service infostealer called SantaStealer is being marketed on Telegram and forums, offers subscription plans, includes multiple data-theft modules and appears to have leaked samples that undermine claims of stealth.
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Researchers warn of ‘AI-targeted cloaking’ that can poison agentic browsers
Security researchers and hCaptcha warn of an ‘AI-targeted cloaking’ technique that serves different content to human browsers and AI crawlers, potentially poisoning models and enabling misinformation; SPLX and hTAG detail examples and risky agent behaviors.
