A heavy security cordon has been put in place around the prison where the hanging was carried out this morning.
A group of Shiv Sena workers raised slogans of 'Vande Mataram' hailing the hanging of Kasab and demanded the same justice to Parliament attack case convict Afzal Guru.
Prison authorities remained tight-lipped about the details of hanging.
Inspector General of Prisons, Maharashtra, Meeran Borwankar refused to respond to media queries on the issue.