I need help in writing a plan for securing a small sensor device. All aspects must me addressed including software and hardware components. I am attaching PPT of the small device. English must be perfect and the plan must include original figures. WOrk must include the steps required and a justification for each step based on latest trend of IoT connections. I need a figure that show all the layers: user interface, device, network, back end, front end a check list of some sort. Please take a look at the PPT before you bid. Only security experts are accepted.