In a Zero Trust Architecture, what is the primary purpose of requiring identity verification for every single device and user?

The primary purpose of requiring identity verification for every device and user in a Zero Trust Architecture is to eliminate the concept of implicit trust, ensuring that no entity is granted access to a network resource based solely on its location or previous connection. In traditional network security, once a user passed a perimeter defense like a firewall, they were often trusted and could move freely within the network. Zero Trust operates on the principle of never trust, always verify, which requir....