Fortra ZTNA vs Zscaler Zero Trust Architecture for Private 5G: Side-by-Side Comparison (2026)

Short answer

Mid-market and enterprise teams replacing VPN will find Fortra ZTNA's strongest value in its hybrid deployment flexibility and granular access controls that actually enforce least-privilege without admin headaches. The platform covers all four critical NIST CSF 2.0 areas for identity and continuous monitoring, which matters because most ZTNA products punt on asset inventory or detection tuning. Skip this if your org needs deep integration with legacy on-premises identity systems or runs exclusively on-prem; Fortra's strength is in hybrid environments where cloud and datacenter access requirements overlap. Enterprise and mid-market operators deploying private 5G networks need Zscaler Zero Trust Architecture for Private 5G because it actually isolates the 5G User Plane Function from the core network,the hardest part of private 5G security that most zero trust vendors skip. The tool's native integrations with Nokia and Ericsson RAN stacks, combined with inline TLS inspection and device-to-app segmentation without routable networks, eliminate the lateral movement vector that makes private 5G attractive to attackers. Skip this if your 5G deployment is greenfield and isolated; Zscaler's value compounds when you're bridging existing enterprise networks to wireless infrastructure, which is where the actual breach surface lives.