International Journal of Trend in Scientific Research and Development

"Forensic handwriting examination has a new frontier the digital signature in biometric modality that uses, for recognition purposes, the anatomic and behavioral characteristics that an individual exhibit when signing her his name. Data such as the dynamically captured direction, stroke, distance, size, pressure and shape of an individual's signature enable handwriting to be a reliable indicator of an indivudul's identity. ""Namirial"" is an Italian company that created a biometric signature system named ""GrafoCerta"" sure signature that has a forensic sector particularly suitable for research. In this paper the researcher will try to explain the different characteristics of handwriting examination and examination of questioned document.