Islamabad , Pakistan ( CNN ) -- The Pakistani Taliban vowed Thursday to carry out attacks against India to avenge the death of a man executed by Indian authorities for his role in the 2008 terrorist assault on Mumbai . Mohammed Ajmal Kasab , a Pakistani , was hanged Wednesday in Pune , a city southeast of Mumbai . He was the lone surviving gunman from the attacks in India 's financial capital in November 2008 that killed more than 160 people . Read more : Who are the Pakistani Taliban ? Ihsanullah Ihsan , the spokesman for the Pakistani Taliban , said the militant group would conduct various attacks in India in response to the execution . He did n't provide further details . The Pakistani Taliban , who are closely linked with their namesake in Afghanistan and with al Qaeda , operate in the ungoverned area that sits on the border of Pakistan and Afghanistan . Read more : Mumbai attack survivor : 'It 's like a dead man living ' India has requested extra protection for its diplomats in Pakistan following the execution , said J.P. Singh , an official at India 's Ministry of External Affairs . India executes last Mumbai gunman . He said the ministry had no immediate comment on the threat from the Taliban . The Taliban spokesman said they are demanding that Kasab 's body be returned to Pakistan for an Islamic burial . He criticized the Pakistani government , saying it had failed by not requesting the return of the body . Read more : The Mumbai attacks : Getting the story amid chaos . Indian authorities said Wednesday that Kasab had been buried in the `` surrounding area '' of the jail where he was hanged . They did n't say what kind of burial rites had been performed . The Pakistani government has so far barely commented on the execution . The foreign ministry declined to give an immediate reaction Thursday to the Taliban 's criticism . Read more : Islamists protest NATO route opening in Pakistan . India blamed Lashkar-e-Tayyiba , a Pakistani-based terror group allied with al Qaeda , for the Mumbai siege . Indian authorities said Kasab was trained by the organization , which was banned in Pakistan in 2002 after an attack on the Indian parliament . The group has denied responsibility . The Mumbai attacks destabilized peace talks between the Indian and Pakistani governments , which remain bitterly opposed over issues such as the disputed Himalayan territory of Kashmir . Read more : Pakistan wants 'concrete evidence ' on Mumbai suspect sought by U.S . Since then , the two nuclear-armed nations have resumed the high-level meetings and relations have improved . In April , Pakistani President Asif Ali Zardari met with Prime Minister Manmohan Singh in New Delhi during a brief private trip . It was the first visit to India by a Pakistani head of state in seven years . Indian sporting authorities also this year announced the resumption of bilateral cricket tournaments with Pakistan . The sport has often been used as a platform to ease relations . But tensions remain close to the surface . In August , New Delhi alleged that `` elements '' in Pakistan were using social-networking sites to stir religious unrest in India amid ethnic clashes between Muslim migrants and native tribal groups in the northeastern state of Assam . Read more : Clinton urges Pakistan to do more in fighting terrorists . News of Kasab 's death was positively received Wednesday by many Indians . The conservative Bharatiya Janata Party , the country 's main opposition party , expressed support for the government 's decision to go ahead with the execution . `` It 's a strong message that India does not and will not tolerate terrorism , '' said Prakash Javadekar , a party spokesman . But human rights activists criticized the move . `` The hanging of Ajmal Kasab marks a distressing end to India 's moratorium on executions and is a step backwards for India 's justice system , '' said Meenakshi Ganguly , South Asia director at Human Rights Watch , an advocacy group . `` The government should take prompt and decisive action toward a total abolition of capital punishment . '' The last state execution in the country was in 2004 , when a man was hanged for the rape and murder of a teenage girl . CNN 's Sumnima Udas in New Delhi contributed to this report .
Mohammed Ajmal Kasab was hanged Wednesday in India for his role in the attacks . The Pakistani Taliban say they will conduct various attacks against India in revenge . They also say they are demanding his body be returned to Pakistan . Indian authorities say they have already requested extra security for diplomats .