Biometric systems which are developed for the confirmation of each individual's unique physical or behavioral characteristics, are often used in such places where high security is required. 

Its techniques such as fingerprint, iris, face recognition, and finger vein recognition are error-free and non-abusive solutions when user authentication is performed in access control systems. Having applied iris recognition systems in many institutions in Turkey, Mertsat, aims to be one of the leading companies using the developing biometric technologies in the most common way within itself.

 With its various biometric system applications, Mertsat provides high security in areas with security needs such as prisons and detention houses, plazas, banking and retailing.