Cryptojacking. How Hackers use your browser for Crypto-Currency Mining

Reality update: [1803.02887v1] A first look at browser-based Cryptojacking …:

In this paper, we examine the recent trend towards in-browser mining of cryptocurrencies; in particular, the mining of Monero through Coinhive and similar code- bases. In this model, a user visiting a website will download a JavaScript code that executes client-side in her browser, mines a cryptocurrency, typically without her consent or knowledge, and pays out the seigniorage to the website.