In view of the attack, Punjab has been put on maximum alert while security measures were also tightened in neighbouring Haryana and common capital of the two states – Chandigarh.<br/><br/>Security has been stepped up in the national capital in the wake of the terrorist attack at an Air Force Base in Pathankot. Security has been significantly heightened at the airport, railway stations, bus stands and other vital installations in the city. A senior police official said, vigil has been also heightened in several areas, including popular market places, in South Delhi, Central Delhi and the VIP movement zone in Lutyen's Delhi. Special Police Commissioner (Law and Order) is taking stock of the situation.<br/><br/>The official said, sleuths of Crime Branch and special cell of Delhi Police have also been roped in and the security unit has been asked to form a strategy in connection with potential threats to VIPs in the national capital. Local police have been asked to remain extra vigilant and SWAT team and quick response team have also been deployed in several parts of the city for quick response in cases an emergency situation arises.<br/><br/>Himachal Pradesh police has beefed up the security in Kangra, Chamba and Una districts, adjoining Punjab after terrorist attack in Pathankot. In Kangra district Kandwal, Majra and Danghu areas are quite close to Pathankot town. <br/><br/>Police sources told AIR in Shimla that borders with Punjab and Jammu and Kashmir have been sealed completely after the attack. Besides this, additional police forces have been deployed at strategic entry points of Kangra, Chamba and Una districts along the interstate borders to keep vigil on any suspicious movement. <br/><br/>Police patrolling has also been intensified and every vehicle entering in the state from interstate borders is being checked thoroughly. Several important installations, Hydel Power Projects and historical temples are situated in Kangra, Chamba and Una districts.