The Information and Communication Technology (ICT) Division on Tuesday issued an emergency advisory on a rampaging ransomware virus that emerged across the globe on Friday.
The ICT suggested all computer users to follow some guidelines on how to protect their personal and workplace computers from being affected by the virus known as "WannaCry" or "Wannacrypt".
The virus swept computers running on Microsoft Windows Operating System, especially those not currently supported such as Windows XP, Windows 8 and Windows Server 2003.
To avoid the attack, the ICT suggested people regularly back up the data on their computers and save the data on other devices.
"Regularly update the operating systems, with keeping the windows automatic update activated," the advisory said.
For windows, the ICT advised updating the computer with MS17-010 patch.
It also strongly recommended avoiding downloading and opening unsolicited files and attachments.
"Never click any unknown link without verifying the source" it said.
Besides, the ICT advised updating security system and anti-virus of before browsing internet.It asked people to visit https://www.cirt.gov.bd/wannacry-ransomeware-how-to-protect-yourself/, for details.