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