“This unique reference book offers a comprehensive and thorough introduction into the Optically Variable Devices (OVD), one of the greatest and most used security features in ID documents. Explaining the history and evolution of the OVD, describing the different types of OVDs with clear images. It also focuses on the trends in forgeries spotted by the Keesing Helpdesk and ID Academy plus current data results and their findings from the last 12 months. Based on three counterfeit cases these forgeries are being analysed and discussed.
For everyone active in the field of ID document design, production and security, ID document verification and fraud prevention the Keesing Study of Forgeries will be a valuable reference book.”