Wanna Cry infected some 75,000 computers in 99 countries, including about 40 NHS organisations.The ransomware locked away users’ files and demanded a 0 (some £235 converted) ransom before granting computer owners access again.
Nevertheless, this is better than not installing any security updates.
Martin Brinkmann is a journalist from Germany who founded Ghacks Technology News Back in 2005.
He is passionate about all things tech and knows the Internet and computers like the back of his hand.
It might seem crazy for an organization to still use Windows XP, but the elderly operating system is hanging around at many companies.
The mere presence of Windows XP is bad enough, but what's even worse is that many of the machines aren't current with the latest Windows XP patch.