Use the Proofpoint Agent app to securely connect to your business applications and the internet. Zero Trust Network in the Cloud Proofpoint’s Network-as-a-Service enables you to rapidly deploy a zero-trust network security model that protects access from user devices to applications in the data center and the cloud. The first zero-trust enterprise network, Proofpoint NaaS leverages a dense, cloud-native global backbone to deliver segment-of-one application access along with cloud-delivered inte