As organizations adopt multi-cloud environments, traditional security models struggle to keep up with evolving threats. Zero Trust Architecture (ZTA) modernizes security by enforcing least privilege access, continuous authentication, and strict verification. This approach eliminates implicit trust, reducing attack surfaces across cloud workloads, networks, and identities. By integrating ZTA principles with cloud-native security tools, organizations can enhance threat detection, compliance, and incident response. This session explores strategies for implementing Zero Trust in multi-cloud environments to achieve a robust, scalable security posture.