Madison Square Garden Has Used Face-Scanning Technology on Customers

Fans arriving at Madison Square Garden last week for the Big East Conference men’s basketball tournament. The Garden has used facial-recognition technology to identify people entering the building.Madison Square Garden has quietly used facial-recognition technology to bolster security and identify those entering the building, according to multiple people familiar with the arena’s security procedures.

The technology uses cameras to capture images of people, and then an algorithm compares the images to a database of photographs to help identify the person and, when used for security purposes, to determine if the person is considered a problem. The technology, which is sometimes used for…