1. AWS Nitro Enclaves. https://aws.amazon.com/ec2/nitro/nitro-enclaves/
2. Confidential computing on Azure. https://docs.microsoft.com/en-us/azure/confidential-computing/overview
3. Graphene Secure Container Environment. https://github.com/oscarlab/graphene/tree/master/Tools
4. Image Manifest Version 2, Schema 2. https://docs.docker.com/registry/spec/manifest-v2-2/
5. Introducing Google Cloud Confidential Computing with Confidential VMs. https://cloud.google.com/blog/products/identity-security/introducing-google-cloud-confidential-computing-with-confidential-vms