**To retrieve UEFI data from an instance** The following ``get-instance-uefi-data`` example retrieves UEFI data from an instance. If the output is empty, the instance does not contain UEFI data. :: aws ec2 get-instance-uefi-data \ --instance-id i-0123456789example Output:: { "InstanceId": "i-0123456789example", "UefiData": "QU1aTlVFRkkf+uLXAAAAAHj5a7fZ9+3dBzxXb/. <snipped> AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD4L/J/AODshho=" } For more information, see `UEFI Secure Boot <https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/uefi-secure-boot.html>`__ in the *Amazon EC2 User Guide*.