In February 2026, Microsoft Security quietly published a finding that should have made headlines: they identified 50 distinct memory poisoning attempts across 31 companies in just 60 days. Not theoretical attacks. Not lab demonstrations. Real attackers, targeting real enterprise AI deployments, manipulating what AI agents remember. I'm a security engineer. When I read that report, I did what any security person would do — I went to check my own AI agent's memory. And I realized I couldn't. Th...