BLACK BOX SERVICE PROVIDING METHOD FOR VEHICLES ENHANCED SECURITY BASED ON WATERMARKING TECHNIQUE

摘要

PURPOSE: A method of providing a service for a black box on vehicles with strengthened security is provided to save various high-quality videos regardless of the amount of memories of the block box. CONSTITUTION: A server for service receives a video with preset watermark date in a black box system for a vehicle(S100). The server receives an authenticode and a request of playing a video from a gadget of a user(S200). The server compares the authenticode with inserted watermark data(S300). If the code is right, the server chooses the watermark date from the video(S400). The sever delivers the original video recorded by the black box for the vehicle to the gadget of the user(S500). [Reference numerals] (S10) Step of receiving member information and registering a user as a member; (S100) Step of receiving and storing an image with the inserted watermark data from a black box system for a vehicle; (S200) Step of inputting the regeneration request of the image and an authentication code from a user terminal; (S300) Step of comparing the input authentication code and the authentication code of watermark data inserted into the image; (S400) Step of extracting the watermark data from the image if the comparison result is matched; (S500) Step of generating and transmitting an original video to the user terminal