The U.K.โ€™s data regulator has launched an investigation into the use of facial recognition technology at Londonโ€™s Kingโ€™s Cross, an area of the capital which is home to one of the cityโ€™s busiest railway stations.

Last Friday, Information Commissioner Elizabeth Denham said she was โ€œdeeply concernedโ€ about why the technology was being used and whether its use is legal.

Neil Hodge is a freelance business journalist and photographer based in Nottingham, United Kingdom. He writes on insurance and risk management, corporate governance, internal audit, compliance, and legal...