CIRCL warns that a malicious software or “ransomware” called “WannaCry” has been used in a massive hacking attack, which has affected tens of thousands of computers worldwide, including Luxembourg. Read more about it here: http://circl.lu/pub/tr-41/

Experts from CIRCL advise companies on the following safety measures in order to prevent unexpected surprises on Monday:

• Send an alert to all employees that they should not open attachments from unknown senders
• The IT team should review the back-up system and backups and also ensure that all patches are installed
• (Retroactively) move all email messages with active code in attachments into a quarantine
• Control returning laptops on Monday before the Start-of-business

For more information or in case of emergency contact CIRCL.

Related articles:

• Le Luxembourg a bien réagi à la cyberattaque, Lessentiel
• Luxemburger IT-Experten warnen, Luxembourger Wort
• Regierung warnt virun Erpressungssoftware “WannaCry”,  RTL
• Grösster Ransomware Angrill aller Zeiten, Tageblatt
• Un anglais endigue la cyberattaque mondiale, Paperjam
• Ransomware warning in Luxembourg , itnation.lu