Air Force Chief Air Chief Marshal Vivek Ram Chaudhari today said that India is making a transition from fighting a predominantly defensive war to adopting a more aggressive approach for an offensive defence under the nuclear umbrella.<br />''<br />''Speaking at a function in New Delhi, the Air Chief Marshal stressed on the need to reassess strategic priorities and realign actions to ensure that India does not get left behind. He said, country's security scenario is influenced by unstable neighbours with unsettled borders, which could be a flashpoint in the future.<br />''<br />''The Air Chief Marshal said in the future, India could be attacked from all fronts, starting from economic strangulation to diplomatic isolation and military stand-offs to info blackouts, in the form of attack by a distributed denial of services. He said, there is a need to prepare for the full spectrum.<br />''<br />''The IAF Chief said, Pakistan is unlikely to shed its Kashmir-oriented strategy and will continue to sponsor terrorism. He said, Pakistan Armed Forces have formulated a new concept of war-fighting and has acquired and equipped itself with the latest technology, aircraft and upgrade its defence capabilities. <br />