CHOOSE AN OPERATING SYSTEM
Jump straight to your OS.
Select the operating-system family your application already supports.
01 · PCI-READY IMAGES
Available PCI-ready images.
Start with the operating system your application already supports, then choose x86_64 or ARM. Each page explains the image and takes you to the matching cloud Marketplace product.
Amazon Linux
CentOS
Debian
Oracle Linux
Red Hat Enterprise Linux
Rocky Linux
Ubuntu
02 · HARDENED IMAGES
Available hardened images.
These products provide a hardened operating-system baseline without a PCI-specific product claim. They remain available through the Citadel Security seller profile on AWS Marketplace.
Amazon Linux
CentOS
Debian
Oracle Linux
Red Hat Enterprise Linux
Rocky Linux
Ubuntu
Windows Server
03 · HOW TO CHOOSE
Pick the image that matches your workload.
| Decision | What to verify |
|---|---|
| Operating system | Application and vendor support for the exact OS family and major version |
| Architecture | x86_64 or ARM, after validating every application dependency |
| PCI scope | Choose a PCI-ready image for workloads being prepared for PCI DSS review |
| AWS Marketplace | Confirm current price, terms, regions, version, and compatible instance types |
| Workload validation | Bootstrap, agents, application, observability, networking, and security checks before production |