India is opening up its nuclear power industry to private investors for the first time, ending a long-held state monopoly in pursuit of greater energy security.

Prime Minister Narendra Modi announced plans to start five reactors within six to seven years during his recent Independence Day speech. The move marks a significant shift for India's atomic energy sector.

However, investors seeking entry will likely face intense scrutiny in one area above all others – their ability to safeguard critical infrastructure. Security concerns remain paramount as the government liberalizes the sector.

Bloomberg reporter Rajesh Kumar Singh explores why the liberalization is raising security questions and what's being done to address them.