Welcome to your daily cybersecurity briefing. Cato CTRL Discloses “HashJack” Prompt Injection Cato Networks has revealed a new indirect prompt injection technique called “HashJack” that hides malicious payloads within URL fragments. This method blindsides perimeter WAFs but is fully processed by client-side AI browsers like Copilot and Gemini, enabling zero-click data exfiltration and callback phishing. […]