Drone Delivery Abstract — Now a days customers are mostly prefer online shopping and ordering, that brought the need for the delivery man. The rapid increase in usage of online ordering has increased the requirement of manpower to deliver in multiple folds. Drone based technology is being used to meet this requirement. The present automated drone delivery system has a few drawbacks like- The drone just drops the ordered package to the location without the concern of whether the customer is available there or not. There is no facility to change the location after ordering the package. This work focuses on the unmanned secure delivery system which will address the above mentioned drawbacks. By interfacing GPS and GSM module to the drone, the intelligence of changing the location of delivery can be inherited by the user. Secondly, once the drone reaches the location if the users do not input their pass code in the drone via a keypad provided, the drone will not rel