System for charging an electric vehicle (EV)

A method of charging an electric vehicle (EV), comprising:

• receiving a user's authentication code in a wireless interface module from a user's mobile device, the wireless interface module in communication with an electric vehicle service equipment (EVSE);
• comparing in the wireless interface module the user's authentication code to a whitelist stored in the wireless interface module, the whitelist having a plurality of authorized user authentication codes;
• enabling an EV charging transaction serviced by the EVSE in response to the comparing of the user's authentication code to the whitelist;
• wherein the user's authentication code is authenticated to enable the EV charging transaction without concurrent access to an EVSE-related remote server;
• providing power through a power cable in response to enabling the EV charging transaction;
• receiving a second occurrence of the user's authentication code in the wireless interface module from the user's mobile device;
• and
• sending by the wireless interface module an electrical current indication to the user's mobile device of a previous EV charging transaction in response to receiving the second occurrence of the user's authentication code.