Ahead of Independence Day, Ministry of Home Affairs on Wednesday issued a security advisory and asked the security agencies to be alert.
According to the advisory, air space restrictions have been imposed in Delhi for 4 days dated 12 to 15 August.
Even flying object like para Gliders,Hand Gliders, Helicopter, Drones camera, Air Borne Videos have been banned.
A multi-layered security cover has been thrown over the national capital, with over 40,000 security personnel deployed across the city to keep a hawk-eyed vigil against any possible terror strike.
Around 5,000 personnel from the local police, Special Cell and Security wing of the Delhi Police have been deployed while the traffic police will maintain smooth traffic flow.