WannaCry attacks prompt Microsoft to release Windows updates for older versions

The company typically releases security updates for operating systems it still supports - but in wake of serious cyber-attack it has reassessed the policy

Microsoft has released new security updates for older versions of Windows as it warns of potential cyber-attacks by government organisations.

The patches include updates to Windows XP, the operating system that was targeted by the WannaCry ransomware attack in May that attacked parts of the NHS and other companies worldwide.