Application of LCS Algorithm to Authenticate Users within Their Mobile Phone Through In-Air Signatures

Authentication is one of the most important aspects regarding all the operations that may be performed from a mobile device. Starting up the device, making use of special functions, e-commerce, electronic voting, e-learning, looking up the balance of a bank account or buying phoning reserved numbers, reading mail, accessing some Internet applications like a product in an online shop are examples of operations that are nowadays performed from a mobile device and require authentication.