"Sonuali check post and all the border outposts (BOPs) have been kept on high alert.
Patrolling in sensitive border areas has been increased to check antinational elements," SSB commandant K S Bankhothi said. An alert has already been sounded in the state by UP police following yesterday's serial blasts in Patna, which killed five persons and left 80 others injured.
Patrolling in sensitive border areas has been increased.
Sources in the state administration said they were maintaining strict vigil in crowded places, including railway stations, markets and malls and carrying out intensive checks.
"There are various types of inputs that we get and efforts are on to cross-check, verify such inputs and plug the loopholes", officials said.