AHMEDABAD: Mufti Abu Bashir, the alleged mastermind of Ahmedabad blasts, has "confessed" to his involvement, Gujarat police claimed, adding top SIMI leader Safdar Nagori was allegedly a key conspirator and may be also involved in Jaipur and Hyderabad terror attacks.

Bashir, whose arrest from Uttar Pradesh was announced on August 16, is currently in 14-day police custody and being grilled by the city Crime Branch officials.

"So far in his interrogation, he has confessed to his involvement in the Ahmedabad blasts," the officials claimed. The July 26 explosions left 55 persons dead.