'Did we actually know our friends?'

Bangladesh was stunned when it emerged that some of the gunmen who stormed a cafe in Dhaka three months ago were university students.

Until then, security officials believed Islamic radicalisation mostly happened in Muslim religious schools, known as madrassas.

More than 20 people, mostly foreigners, were killed in the attack by jihadists. Many students say the incident has changed campus life forever.

The BBC's Anbarasan Ethirajan has been talking to some of the students in the capital, Dhaka.

Cameraman: Salman Saeed