Explore a 47-minute conference talk from AWS re:Invent 2023 focusing on the latest updates to the AWS Well-Architected Framework's security pillar, particularly the new application security (AppSec) best practice area. Dive into four essential domains: organization and culture, security of the pipeline, security in the pipeline, and dependency management. Discover practical principles for implementing security measures throughout the entire software development lifecycle, from design and development to deployment and operations. Gain valuable insights into selecting appropriate tools, conducting effective testing, and establishing organizational approaches for secure software development. Learn how these best practices align with AWS's comprehensive framework for building and maintaining secure applications in the cloud environment.