International Journal of Emerging Trends & Technology in Computer Science (IJETTCS)
Signature has always been and still is widely used as a validation tool to identify the user or their intent in civil society. Online signature is nothing but the dynamic process of handwriting as a feature vector sequence along time. Dynamic Time Warping (DTW) has been used as a popular method to compare sequence data. This can be used as a security system for verification of a person's identity, for assessing entry application and also as a password substitution system.