DuoKey for AWS XKS is an advanced encryption key management solution designed for customers who need to store and use encryption keys outside of the AWS Cloud or on-premises. It integrates with AWS External Key Store (XKS) to provide key management capabilities for AWS Key Management Service (KMS). The solution allows organizations to regain control of their data security while using AWS services, ensuring sensitive data remains under their control. DuoKey for AWS XKS leverages secure multi-party computation (MPC) instead of traditional hardware security modules (HSM) for key management, enhancing data security in AWS environments.