True random numbers are required in fields as diverse as slot machines and data encryption. These numbers need to be truly random, such that they cannot even be predicted by people with detailed knowledge of the method used to generate them.
As a rule, they are generated using physical methods….
Source: www.sciencedaily.com – Read more

M&S issues update as crippling nationwide IT outage still ongoing – The Sun
Marks & Spencer (M&S) halted online orders in the UK and Ireland following a cyber attack, leading to a 5% drop in share price. Physical