The Army Chief said one will have to "wait and watch" if Pakistan Army has had a change of heart since the gruesome attack on an Army school in Peshawar last month that drew condemnation in India.
He also said that Indian security forces are carefully watching the situation in Afghanistan and its possible spillover into India.
"Threats and challenges have been growing, both in intensity as well as commitment, because of active borders that we have," Singh said addressing his annual press conference.
He was referring to the recent casualties that the Pakistan Army had at the hands of Taliban militants.
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Singh lauded the Army and other security forces for ensuring a safe environment to voters in Jammu and Kashmir which saw a high turnout in the recent Assembly election.
"People were confident of coming out to vote. Army and other security forces worked tirelessly not for weeks but months," he said.
The Army chief pointed out that 2014 saw the highest number of terrorists being neutralised in the state in recent years and put the figure at 110, out of which 104 were killed by the force.