As NVMe over Fabrics implementations are increasingly being deployed in cloud environments, security implications are becoming very important. The following are some security capabilities that are defined by the NVMe Specification: Fabric Secure Channel (encryption of traffic between host and controller) can be used with NVMe-tcp/TLS (Transport Later Security). Currently, NVMe-tcp/TLS isn’t supported by the upstream Linux kernel or Oracle Linux UEK, but is expected to be a future capability.