Lots of people consider mining to be not very profitable nowadays. But as the reality shows us, hacker attacks still not only happens, but even become wider and gain the momentum via hacking different major companies.
During some last days there are lots of news about the hacking of the supercomputers for mining in the number of the European countries - the UK, Germany, Switzerland, and even Spain. At least it is said in lots of news resources. Here is the link to one of them-
https://www.google.com.ua/amp/s/www.zdnet.com/google-amp/article/supercomputers-hacked-across-europe-to-mine-cryptocurrency/?espv=1
As we know supercomputers are such computers with a high level of performance compared to general-purpose computers. They are used by big companies and corporations. So why their security is not so strong? Or hackers became even more talented then before? How to be really protected?