Northern Irish biometrics firm B-Secur has has secured a £3.5m ($4.5m) investment to help fund its heartbeat biometric solutions. The investment was made up of £1.5m from Accelerated Digital Ventures (ADV), £0.75m from the Bank of Ireland Kernel Capital Growth Fund (NI) and the remainder from private investors.B-Secur provides biometric security solutions to customers in the UK, Ireland and US across many sectors. They include the automotive industry, financial services, buildings and healthcare.It was set up in 2002 by Colin Anderson, the boss of Belfast-based marketing services agency ASG and Partners.B-Secur is also headquartered in Belfast, where it has built up a strong partnership with the Centre for Secure Information Technologies (CSIT) at Queen's University Belfast.The development of its new ECG software is a move forward for the biometrics industry – expected to be worth over $35bn by 2021.B-Secur's ECG biometric authentication technology marks progress on the first generation of biometrics – which used fingerprint, iris or voice recognition. It's hoped the system will be able to minimise hacking risks.Alan Foreman, the chief executive of B-Secur, said the investment comes as companies seek increasingly advanced security solutions.