One RPSF jawan and two passengers were killed in the attac on Dhanbad-Patna Inter City Express in Bihar, Joshi said here.
Joshi said an ex-gratia amount of Rs 5 lakh will be given to the next kin of those who were killed and Rs one lakh for the seriously injured passenger in the attack.
"We will also provide a job for the family of the killed RPSF jawan", he said.
Joshi said all possible help, including medical facilities, were immediately made available to the passengers including the injured persons.
About the steps taken to prevent such incidents, Joshi said "steps are being taken in coordination with state governments and Home Ministry to ensure safe and normal train operation".
Around 150 Maoists forcibly stopped the train near Kunder Halt between Jamui and Mananpur railway stations, about 170 km from Patna, and fired indiscriminately for about half-an-hour on the train and its passengers.