Authorities have beefed up security at all airports and prisons in Bangladesh following “suicide blast” at proposed headquarters of Rapid Action Battalion (Rab) in Dhaka.

Additional precautions have been taken at every airport across the country following the incident, said AKM Rezaul Karim, public relations officer of Civil Aviation Authority of Bangladesh (CAAB).

Number of security personnel has also been increased at all entrances of the airports, he added.

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Meanwhile, Col Iqbal Hasan, additional inspector general (Jail), told The Daily Star that they have stepped up security measures at all the prisons across the country.

Under new security measures, jail guards have been advised to wear vests on duty and rigorously screen inmates before taking them into prisons.

There will be strict surveillance surrounding jail areas and the forces have been instructed to take appropriate measures if they encounter any suspicious activities, he also said.