Bluetooth device as security access key

A method for directing a host device to perform an operation, the method comprising:

• at the host device:
• in response to a determination that the host device is within a personal area network created by an electronic key:
• communicating host identification information to the electronic key;
• receiving authentication information from the electronic key;
• authenticating the electronic key based on the authentication information;
• in response to a determination that the electronic key is authenticated:
• identifying one or more operations to perform on the host device, wherein said identifying comprises receiving an instruction from the electronic key that identifies the one or more operations, the instruction is based on the host identification information, and the instruction is retrieved from a memory of the electronic key;
• and
• performing the identified one or more operations on the host device.

A system for directing a host device to perform an operation, the system comprising:

• an electronic key comprising communications circuitry configured to:
• broadcast information associated with the electronic key to notify a host device of a personal area network established within a proximity of the electronic key;
• and
• the host device, wherein the hose device comprises a processor configured to:
• communicate host identification information to the electronic key,
• receive authentication information from the electronic key,
• authenticate the electronic key based on the authentication information, and
• in response to a determination that the electronic key is authenticated:
• identify one or more operations to perform on the host device,
• receive an instruction from the electronic key identifying the one or more operations, wherein the instruction is retrieved from a memory of the electronic key, and the instruction is based on the host identification information, and
• perform the identified one or more operations on the host device.