Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions,
see Getting Started with Amazon Web Services in China
(PDF).
Security updates
Amazon Linux 2023 improves upon the hardening present in AL2. For more information, see Security and Compliance in Amazon Linux 2023.
For more information on kernel hardening changes from AL2, see Security focused kernel config changes.
Python 2.7 has been replaced with Python 3
SELinux