Spies have always relied on technology, disguises, secret communications and clever gadgets, at least if the movies are to be believed.

But some of the most effective tools in the espionage business have always been people. Convince the right person to open a door, reveal a secret or trust someone they should not, and suddenly bypassing the sophisticated security system becomes unnecessary.

When an organization has a security breach, it can cause significant financial, reputational and logistical damage. But in healthcare, where patient lives are on the line, the consequences can be much more catastrophic.

KnowBe4’s latest whitepaper on healthcare cybersecurity, “Hacking the Healers: How the Digital Workforce Became Cybersecurity's Frontline,” examines how decentralized clinical operations, remote staff and autonomous AI agents have dissolved traditional network perimeters, leaving healthcare organizations and patient safety vulnerable to targeted cyberattacks.

For years, cybersecurity has had a familiar villain: the external attacker. The hacker breaking through the firewall, stealing credentials or exploiting an unpatched vulnerability. It is the scenario we have trained for, built defenses around and spent decades trying to prevent.

For years, ransomware was treated mostly as a malware problem. A user clicked something bad, files were encrypted, a ransom note appeared and everyone had a very bad week.

You cannot protect what you do not know exists.

AI agents offer unprecedented capabilities, speed, automation, deep context, and hyper-personalization, that will transform how we work. However, these same capabilities make AI agents significantly more dangerous than traditional software when hijacked by cybercriminals.

This year National Social Engineering Day falls on Aug. 6. This day is designed to give us an opportunity to remind people that cybercriminals do not always need sophisticated malware, an undisclosed vulnerability or a dark room filled with glowing monitors, sometimes, all they need is a good story.