Electronic security devices, namely, near field communication enabled smart rings, smart tags and smart labels; wearable security devices, namely, near field communication enabled rings in the nature of smart rings; near field communication enabled security devices, namely, smart rings, smart tags and smart labels; physical access control systems and devices, namely, near field communication enabled smart rings, smart tags and smart labels; wearable radio frequency enabled devices, namely, near field communication enabled rings in the nature of smart rings for security and access control purposes; access control mechanisms, namely, near field communication enabled smart rings, smart tags and smart labels; electronic keys, namely, near field communication enabled smart rings, smart tags and smart labels for security and access control purposes; electronic security devices, namely, near field communication enabled rings in the nature of smart rings with public and/or private portions; electronic security near field communication smart tags and smart labels; configurable security devices, namely, near field communication enabled smart tags for access control