The ransom varies from 15 to 50 BTC, and has already netted the attackers more than $640 000, says Check Point.

Having a secure off-site copy of all data as a backup will ensure an organisation can recover from an attack and help prevent data loss, says Redstor.

Kevin Leahy, group general manager, data centres, at Dimension Data, says that businesses should rethink their approach to back up and recovery in the light of ransomware.

New-generation endpoint technology both hardens protection and enables full visibility of endpoint processes, says Panda Security.

Cyber risk ultimately poses a threat to the balance sheet, but brand damage and a threat to confidence is what should be on every business leader's mind, says Goldphish.

Prevention is far better than cure, because there is no real cure, says Mark Thomas, group CTO Cyber Security at Dimension Data.

Malware authors are adding coin mining features to their tools, even if the primary aim isn't coin mining, according to Morphisec Threat Report.

Blue Label Telecoms has adopted a multi-factor authentication and identity security platform solution from iCrypto.

Devon Helms says prevention may fend off some threats in advance, but the best defence against malware and ransomware boils down to following security best practices, especially for backing up data.

David Munro says the company is in full control of its IT systems, and notes the safety and security of customers' information remains top priority.

The investment group tells customers that an external party has gained unauthorised access to its systems and requested compensation.

Successful ransomware attacks exploit vulnerabilities in operating systems.