Reportedly, Kerala's Director General of Police Loknath Behera directed police officials to maintain caution at crowded areas such as bus stands, railway stations, airports, and other public places.
The directive comes shortly after the Indian Army received inputs of a possible terror attack in peninsular India.
Abandoned boats recovered from Sir Creek: Lt-Gen SK Saini
According to ANI, Lieutenant General SK Saini, General Officer Commanding (GOC), Southern Command told reporters on Monday afternoon, "We have got many inputs that there may be a terrorist attack in the southern part of India and peninsular India."
The Lieutenant-General added, "There have been some abandoned boats also which have been recovered in the area of Sir Creek."
Kerala Police vigilant in Malappuram, Kozhikode ahead of Onam
Lieutenant-General Saini added that the Army has taken "measures for capacity building and capability development" after receiving inputs of a heightened threat in Sir Creek. He said precautions are being taken to prevent inimical elements or terrorists from succeeding in their plans.
Kerala Police has been instructed to especially maintain vigil in Malappuram and Kozhikode where Onam will be celebrated tomorrow, Times Now reported.
Weeks ago, Pakistan had deployed SSG commandos along Sir Creek
Inputs of a terror threat in Kerala come just weeks after government sources revealed that Pakistan had deployed Special Service Group commandos to conduct anti-India activities along Sir Creek in Gujarat.
Citing intelligence reports, Navy Chief Admiral Karambir Singh had also said that Pakistan-based terror group Jaish-e-Mohammed to conduct underwater attacks.
Border Security Force sources corroborated these reports to India Today.
Last month, 6 LeT terrorists infiltrated Tamil Nadu: Report
Late last month, the peninsular states of Kerala and Tamil Nadu were put on high alert following intelligence inputs that six Lashkar-e-Taiba terrorists, consisting of one Pakistani national and five Sri Lankan Tamils, had infiltrated Tamil Nadu through Sri Lanka.