Amazon Linux 2023 CIS Hardening

Amazon Linux 2023 (AL2023) is a high-performance, security-focused Linux distribution optimized for cloud environments. Based on Fedora, it offers a predictable update cycle, automated security patches, and long-term support, ensuring stability for production workloads. With SELinux enabled by default and enhanced kernel hardening, AL2023 is an excellent choice for organizations prioritizing security and compliance. It is designed for containerized and serverless applications, delivers cloud-optimized performance, and features a flexible dnf-based package management system. Choose AL2023 for a reliable, cloud-native operating system that enhances efficiency in the cloud.

1. Get an SSH key pair to connect to a virtual machine (VM).

2. Create a VM from a public image. Under Image/boot disk selection, go to the Cloud Marketplace tab and select amazon. Under Access:

   • Enter for example ec2-user in the Username field.
   • Paste the contents of the public SSH key file in the SSH key field.

   Save the VM public IP address.

3. Connect to the VM over SSH. To do this, use the your-user-name username and the private SSH key you created earlier.

• Migration from CentOS 9.
• Administration of commercial and financial products.
• CRM development and administration.
• Management of repositories and archives.
• Data analysis and processing.

OpenNix provides technical support to Amazon Linux 2023 CIS Hardening users in Yandex Cloud. You can contact their technical support by email at support@opennix.ru. Support is available on business days from 9 a.m. to 6 p.m., GMT+3.