> A few months ago we added the ability to sign images with hardware Yubikeys in the experimental channel of Docker. This is now available in the stable release

> A few months ago we added the ability to sign images with hardware Yubikeys in the experimental channel of Docker. This is now available in the stable release. I understand that you used to have to install a separate version of Docker to access this feature, but does the change in 1.11 also mean you no longer have to set the DOCKER_CONTENT_TRUST environment variable, or will that be made default at a later time?