security
Security
Judy malware may have infected 36 million Android devices. Here's how to protect yourself
By Matt Burgess
Security
WannaCry laid bare the NHS' outdated IT network – and it's still causing problems
By João Medeiros
Security
This heat map shows how WannaCry spread around the world like an epidemic
By Alexandra Simon-Lewis
Security
Send encrypted messages like they did during the war with this virtual Lorenz cipher machine
By Alexandra Simon-Lewis
Security
Wanna Decryptor ransomware appears to be spawning and this time it may not have a kill switch
By Victoria Woollaston-Webber
Business
Live tracker reveals how much NHS hackers are making from their ransomware demands
By Rowland Manthorpe
Security
The NHS trusts and hospitals affected by the Wannacry cyberattack
By Victoria Woollaston-Webber
Security
NHS hack wasn't about making money. It was about disgruntled hackers making a point
By Moty Cristal