He said the recent terror attacks in Mumbai and Delhi "are grim reminders of the challenges posed by terrorism to our national security. Over the last year, Left-wing extremism has also claimed the lives of many innocent persons and police personnel.
"There are reports of cross-border camps for terrorists being reactivated, and of attempts to induct fresh batches of militants into the country," Singh said in his speech at the three-day Directors General and Inspectors General conference organised by Intelligence Bureau.
While expressing satisfaction over the peaceful summer in Jammu and Kashmir, the Prime Minister said while a process of broad-based consultation has been initiated to find honourable settlement, "there is no room for complacency on the security front in the state".
Attempts of infiltration and induction of new cadre were "foiled through smooth and coordinated functioning of all security agencies," he said.
"We have initiated a process of broad-based consultation to find a way forward in Jammu and Kashmir. We need to give the processes of dialogue and democracy a chance to secure a just and honourable settlement that meets the aspirations of all sections of the people," he said.