Google pioneered BeyondCorp after the Aurora attacks in 2009 — moving access controls from the network perimeter to individual users and devices. Today, BeyondCorp Enterprise on GCP brings that same model to every organization, eliminating VPN bottlenecks and enabling secure access from anywhere.
What Is BeyondCorp?
BeyondCorp is Google's implementation of Zero Trust security. Instead of trusting anyone inside a corporate network, every access request is evaluated based on who you are, what device you're using, and what you're trying to access — regardless of network location.
Traditional VPN model: "You're on the corporate network, so you're trusted."
BeyondCorp model: "Prove your identity, device health, and context — every single time."
Key Advantages of BeyondCorp on GCP
No VPN Required
Eliminate VPN infrastructure entirely. Users access internal apps directly through Chrome with Identity-Aware Proxy (IAP) — no client software, no split tunneling, no latency bottlenecks. Remote workers get the same experience as office workers.
Device Trust & Posture Checks
BeyondCorp Enterprise continuously evaluates device health — OS version, encryption status, screen lock, patch level. Access is granted or denied in real time based on device compliance, not just credentials.
Identity-Aware Proxy (IAP)
IAP acts as a gatekeeper in front of your applications. Every request is authenticated and authorized at the application layer — supporting Google Workspace, third-party IdPs, and fine-grained IAM policies.
DDoS & Threat Protection Built In
BeyondCorp Enterprise includes Google's global edge network for DDoS protection, data loss prevention (DLP), malware scanning, and phishing-resistant authentication — all without additional appliances.
Context-Aware Access Policies
Define granular access rules based on user identity, device security posture, IP address, geographic location, and time of day. A contractor on an unmanaged device gets read-only access; a full-time employee on a managed device gets full access.
Continuous Authorization
Unlike VPNs that grant access once and trust indefinitely, BeyondCorp continuously re-evaluates trust. If a device falls out of compliance mid-session, access is revoked in real time.
BeyondCorp vs Traditional VPN
| Traditional VPN | BeyondCorp | |
|---|---|---|
| Trust model | Network-based | Identity + device + context |
| Client software | Required (VPN client) | Chrome browser only |
| Lateral movement | High risk | Eliminated (per-app access) |
| Scalability | Limited by VPN concentrators | Google's global edge network |
| User experience | Latency, disconnections | Seamless browser-native |
| Device posture | Basic or none | Continuous real-time checks |
How Cloudium Implements BeyondCorp
At Cloudium, we help enterprises adopt BeyondCorp Enterprise through a phased approach:
Assess & Plan
Audit current access patterns, identify critical apps, map user groups and device fleet.
Deploy IAP
Configure Identity-Aware Proxy for web apps, set up device trust with Endpoint Verification, define access levels.
Monitor & Optimize
Continuous monitoring with Cloud Audit Logs, policy refinement, and gradual VPN decommission.
Ready to Go Beyond the VPN?
Cloudium's certified GCP engineers can help you plan, deploy, and operate BeyondCorp Enterprise — securing your workforce without sacrificing productivity. Talk to our team.