Develop a secure CRUD application using Spring Boot and Angular in this comprehensive tutorial video. Learn to create a Java REST API with Spring Boot, implement a JPA domain model, and build an Angular app using the Angular CLI. Master the process of integrating Spring Boot API calls and displaying results in Angular, while constructing GroupList and GroupEdit components. Enhance security by implementing OpenID Connect and OAuth for Spring Boot, configuring Spring Security for optimal protection, and updating Angular to handle CSRF and become identity-aware. Explore techniques for packaging Angular with Spring Boot using Maven, verifying functionality with Cypress, fixing unit tests, and implementing GitHub Actions for building and testing. Gain valuable insights into creating robust full-stack applications, with additional resources provided for further learning and community engagement.