A researcher demonstrated a proof-of-concept attack chain that provided C2-style influence over ChatGPT's isolated sandbox during a session at Black Hat USA 2026.

Two former chief security officers of the Democratic National Committee explain that a strong security-first mindset requires executive support — and a dose of absurdity.

AI browsers from top vendors remain vulnerable to prompt injection attacks despite multiple security guardrails, according to new research.

Attackers can take control of agents through malicious instructions hidden in content supplied to AI browsers, and there's no simple fix for the threat.