As organizations increasingly adopt remote work environments, they face significant challenges in ensuring secure access to their networks, particularly concerning API security. Traditionally, Virtual Private Networks (VPNs) have been used to provide encrypted connections to corporate servers, granting users full network access, which can pose security risks if credentials are compromised. Alternatively, Zero Trust Network Access (ZTNA) offers a modern, cloud-native approach by granting restricted, context-based access to resources, minimizing potential attacks through micro-segmentation and continuous verification. ZTNA is seen as more secure and scalable than VPNs, especially for organizations with growing remote workforces, as it provides resource-specific permissions and reduces the risk of lateral movement across networks. Transitioning from VPNs to ZTNA can be gradual, allowing companies to maintain existing VPN setups while adopting zero-trust policies incrementally. Ultimately, the choice between VPNs and ZTNA depends on organizational needs, size, and technical capabilities, with ZTNA offering enhanced security for larger and more complex environments.