HashiCorp Vault is a solution that helps bridge the gap between security in traditional IT environments and cloud-based AWS environments. It enables secure access to resources and sensitive information by using identity to restrict and safeguard access, rather than relying on IP addresses or static perimeters. The system provides solutions for Centralized Secrets Management and Encryption as a Service, addressing two key challenges in this shift. Specifically, it offers dynamic secrets management through an AWS secrets engine, automated authentication methods via EC2/IAM auth, and data encryption via the transit secrets engine. By providing these features, HashiCorp Vault helps enterprises solve security in AWS environments and is available for discussion at the AWS re:Inforce event.