The 23-year-old youth from Kalyan in neighbouring Thane landed in Mumbai on November 28 last year after returning from IS.
A Muslim youth, one of the four from Kalyan on the outskirts Mumbai who left their homes and joined the Islamic State also known as ISIS in Iraq, has been reportedly killed.
A civil engineer by training, Majeed tried to blow himself up thrice but failed each time
A local court on Friday allowed National Investigation Agency to seek details of the conversations and chats carried out by the alleged ISIS `recruit' Arif Majeed through the telecommunication apps Skype and Tango.
A special National Investigation Agency court on Saturday remanded alleged Islamic State recruit Arif Majeed in the probe agency's custody till December 8, observing that his custodial interrogation was necessary.
The four young men from Kalyan who joined the jihad in Iraq are likely to provide technical support to the Internet-savvy ISIS.
The uncle of the missing youth, who is suspected to be in Iraq fighting for the ISIS, denies that Arif Majeed wrote the alleged letter expressing his disillusionment with his family and his wish to migrate to 'Allah's land'.
Arif Majeed (23) from neighbouring Kalyan, who until now was believed to have been killed while fighting for militant group ISIS in Syria, was on Friday night arrested hours after he landed in Mumbai.
The suspect behind a pro-Islamic State Twitter account followed by foreign jihadis might not be based in Bengaluru as claimed by a British media report.
The Centre on Wednesday alerted the states in the wake of Peshawar school massacre to the heightened possibility of terror attacks ahead of US President Barack Obama's visit to India next month.
Director of Intelligence Bureau Syed Asif Ibrahim on Sunday said effective intelligence sharing with neighbouring countries like Nepal, Myanmar, and Malayasia, Saudi Arabia would go a long way in helping the country tackle the threat from global terror groups like the Al Qaeda and ISIS.