The Invisible Threat: EchoLeak and the Dark Side of AI
The Invisible Threat: EchoLeak and the Dark Side of AI Introduction: A Quiet Morning at the Office Emma works at a major tech company. As usual, she sips her morning coffee while booting up her computer. She begins organizing her tasks, reviewing a few documents, and asking Microsoft 365 Copilot to summarize some reports. Everything seems routine. Everything seems quiet. Everything… appears safe. But there’s something Emma doesn’t know: just a few hours earlier, someone outside the company sent her a specially crafted email. There’s no file attachment, no clickable link. The email looks harmless. And even though Emma never opens it… at that very moment, an invisible attack has already begun. This is the story of a new kind of threat called EchoLeak . And unfortunately, Emma is not alone. Chapter 1: What Is EchoLeak? EchoLeak is the name of a zero-click vulnerability discovered in Microsoft 365 Copilot. In other words, it’s a type of cyberattack that doesn’t requi...