A pocket-friendly scanner linked to a mobile phone app and a central database of fingerprints enables police officials to conduct on-the-spot checks of the criminal history of a suspicious individual.

Using a digitised database of over 2 lakh fingerprints of criminals involved in property crimes in Karnataka and combining it with a portable fingerprint reader and a mobile phone application, the Karnataka Police has created a real-time automated fingerprint verification system to check the criminal background of suspected persons.