BeyondCorp is Google’s implementation of the zero trust security model that builds upon eight years of building zero trust networks at Google, combined with ideas and best practices from the community. By shifting access controls from the network perimeter to individual users and devices, BeyondCorp allows employees, contractors, and other users to work more securely from virtually any location without the need for a traditional VPN. – BeyondCorp at Google

Beyond Corp: A new approach to enterprise security

Beyond Corp: Design to Deployment at Google

Beyond Corp: The Access proxy