Central Asian countries and Afghanistan are working to protect their borders from extremist movements, officials said.
But leaders needs to improve governance and ensure social justice to win people's support in the war against extremism, observers say.
Long after the blasts that changed their lives forever, victims of terrorist attacks and their families continue to suffer from the after-effects of trauma.
Iran is playing a treacherous double game: proclaiming to be fighting terrorism in Iraq and Syria while at the same time supporting atrocities across Afghanistan.
The country still grieves for the 150 teachers and children slain in 2014 in Peshawar.
Over the past month security forces have killed or arrested several key members of Tehreek-e-Taliban Pakistan (TTP).
Militants have damaged 50 mosques, over 300 schools and more than 40 health centres in the past two months.
Taliban regularly blow up infrastructure in health facilities, making it difficult to maintain the cold chain for vaccination.
Security agencies say six suicide bombers who may try to disguise themselves as law enforcement are planning an attack.
Successful operations by the army and internal fueding have propelled the militants to give up.