This solution brief explains how Zscaler Private Access (ZPA) enables organizations to retire traditional VPNs and adopt a Zero Trust approach for secure access to internal applications. Traditional VPNs were designed for an era when users, devices, and applications were largely located within a static corporate network protected by perimeter-based security. As workforces became increasingly mobile and applications moved beyond the corporate network, VPNs introduced challenges such as expanded attack surfaces, excessive network access, complexity, and performance limitations. ZPA addresses these issues by providing direct, application-level access without exposing users to the broader network. This Zero Trust model improves security, reduces the risk of lateral movement, simplifies access

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