A high alert has been sounded and security beefed up in and around Jammu city following intelligence reports of a terror attack in the area, a police official said.

"A high alert was sounded today by authorities in Jammu city after intelligence reports of a fidayeen (suicide) attack. Security has been increased in and around the sensitive places," the official said.

More police and paramilitary forces have been deployed in the city, particularly in VVIP areas, civil secretariat, MLA hostel and chief minister's residence, he said.

Screening of vehicles, keeping a check on exit and entry points to the city and frisking of people have been increased, he said.

All police station have been asked to keep a round the clock vigil in their areas, he said, adding that police flying squads are regularly undertaking night patrolling in the city.