AI Spear Phishing: A 50%+ Success Rate Shocker

A chilling study reveals that AI-powered spear phishing campaigns using LLMs like GPT-4o and Claude 3.5 Sonnet achieve click-through rates exceeding 50%, drastically outperforming human-crafted emails and generic phishing attempts. Researchers automated the entire process, from target profiling using AI-driven web searches to crafting highly personalized phishing emails, resulting in a 50x cost reduction. This research highlights the significant cybersecurity threat posed by AI, exposing vulnerabilities in current defenses and demanding innovative countermeasures.