In a country-wide advisory, the Home Ministry has asked the law enforcement agencies to take all measures towards "target hardening" of vulnerable places and installations.
"This includes public places with high footfalls, public transport including railways and schools in particular.
"In the light of the attack on a school in Pakistan, there appears to be an immediate requirement to scale up security around schools and other educational institutions which are considered more vulnerable due to a variety of factors," the Home Ministry advisory said.
"In the light of the attack on a school in Pakistan, there appears to be an immediate requirement to scale up security around schools and other educational institutions which are considered more vulnerable due to a variety of factors," it said.
The Home Ministry said till the end of January next the security forces and intelligence agencies need to remain on a very high alert mode to prevent untoward incidents witnessed recently elsewhere in neighbourhood as well as other parts of the world," he said.