This includes the Security Service (MI5), the Secret Intelligence Service (often known as MI6), and the General Communications Headquarters in Cheltenham. GCHQ is able to enhance its budget with commercial contracts for work on cyber security. The intelligence services will be spared the full force of the cuts, but will still need to make savings as they seek to protect Britain. What worries counter-intelligence experts is the growing threat from al Qaeda. One expert in the field said: “The picture is about as grim as I can ever remember.”