Chidambaram said that placing NSG does not mean that there was an increase in terror threat to the country.
He also said, "We are also using special forces of the Army. Bangalore hub is by the special forces of the Army. I am trying to set up a special forces of the Army in Jodhpur and one in Guwahati using the Border security force."
"Establishing NSG hubs will increase its flexibility and reach and it does not mean that terrorist threat has gone up in the country," he told reporters in Mumbai.
He also added that there were inputs that terrorists may might attack the west coast region through sea.
When asked whether there would be more NSG hubs, the minister said the four metros of Mumbai, Chennai, Hyderabad and Kolkata are covered in the first phase.