Law-enforcers agencies were working to identify them, he said at DMP Headquarters on Thursday while talking to press.
Some people were doing this kind of activity to create anarchy in the country, he added.
Reporters from different media houses talked to Assaduzzaman to learn about the updates of Gulshan attack case and the security measures taken after the incident on July 1.
Several days after the terror attack, police had warned against putting up any content like video, photo, message, share, comment or liking posts that supports IS or other terrorists.
Police said those who violate the directive would be subjected to the strictest measures under the law.
On July 1, a group of terrorists attacked Holey Artisan Bakery and O' Kitchen Restaurant in Gulshan and killed 20 hostages, including 17 foreign nationals.


