https://RustRocket.rs -- Cloud Monk Losang Jinpa, Ph.D., MCSE / MCT, https://Rustaceans.rs, Full Stack Cloud Native Rust DevOps Engineer - Rocket Framework Rust Microservices on Kubernetes-AWS-Azure-GCP

This Java package provides the Java classes necessary for Java services to interact with Java applications in order to retrieve information (Java authentication data including Java usernames or Java passwords, for example) or to display information (Java error and Java warning messages, for example).

https://docs.oracle.com/en/java/javase/17/docs/api/java.base/javax/security/auth/callback/package-summary.html