GCHQ asked to step up action against cyber-attack threat to financial services

Treasury select committee says existing vulnerabilities and accountability need to be addressed in the wake of Tesco Bank hacking

More action may be needed to protect the financial services industry from a devastating cyber-attack, the head of the Treasure select committee has suggested.

Andrew Tyrie MP wrote to Ciaran Martin, head of the new cybersecurity centre of UK surveillance agency GCHQ, saying the lines of responsibility and accountability for reducing cyber-threats are opaque.