"Remember the classic image of digital security? A mighty castle surrounded by a deep moat. Your precious data was safe inside the walls, protected from the outside world by firewalls (the walls) and VPNs (the drawbridge). For decades, this "Castle-and-Moat" model was the gold standard. But in today's digital landscape, that castle is more of a trap than a fortress. " The Myth of the Castle-and-Moat Let's be blunt: the castle-and-moat model is broken. It operates on a dangerous assumption—that everyone inside the castle walls can be trusted. The problem? Once a single attacker slips past the drawbridge (maybe through a phishing email that steals an employee's VPN credentials), they're not just in —they're practically given a key to the kingdom. Inside your network, they can move freely from one system to another in what's known as lateral movement . That initial breach of a low-level account can, in terrifyingly little time, lead to them ...