SYSTEMS AND METHODS FOR A SECURE KEYLESS SYSTEM

Methods and systems are provided for securing vehicle access from cyberattacks via a keyless system. In an embodiment, a method for a vehicular keyless entry system is provided, comprising processing, at a vehicle, a keyless-entry transmission carrying an identification (ID) code portion; decrypting the ID code portion of the keyless-entry transmission using a private key of the vehicle; detecting whether the decrypted ID code portion matches one of a plurality of predetermined function codes of the vehicle; and executing a functionality of the vehicle corresponding with a function code of the vehicle that matches the decrypted ID code portion.