Seoul is considering the introduction of a biometric system at government offices to boost security at public building, according to officials.The plan has emerged after a man broke into a government building earlier this month.”(After the incident), we are reviewing whether to adopt a biometric system using fingerprints, faces or irises to protect government office buildings,” Interior Minister Hong Yun-sik told reporters.The minister said it is important to first solve any errors that may occur when using a biometrics recognition system.”If errors continue to occur, we cannot use it,” Hong said, underlining the significance of a stable system.