TrustFour provides the only standards based, complete, multi-cloud and data center standards based proxy-less service mesh security solution that protects workloads without requiring application refactoring while concurrently significantly reducing the complexity and labor effort required to implement and maintain the required protections.   TrustFour automatically enables Zero Trust security for workload communications to address this problem including visibility, alerting, authorization, authentication, micro-segmentation and cryptographic agility without having refactor applications.