The Kerala Police on August 23 said that they are vigilant with the new information of terrorist movement in the neighbouring Tamil Nadu, reports Indian Express. While the Tamil Nadu Police has confirmed that the terrorists belong to Lashkar-e-Taiba (LeT), there is no information yet by the Kerala Police authorities on the identities, nationalities or outfit these extremists belong to. Security checks will be stringent particularly in districts like Palakkad, Idukki, and Thiruvananthapuram which border Tamil Nadu.