Cryptojacking is defined as the secret use of your computing device to mine cryptocurrency.
Cryptojacking used to be confined to the victim unknowingly installing a program that secretly mines cryptocurrency.
Here’s the bad news…
In-browser cryptojacking doesn’t need a program to be installed.
I found this out when Jascha, a Hacker Bits subscriber, emailed us about an article in Issue 22 that was doing in-browser cryptojacking.
Below, you’ll find out more about in-browser cryptojacking and how to protect yourself.
How does in-browser cryptojacking work?
If you think it’s nothing, think again…
You load the page, and the in-browser mining code just runs. No need to install, and no need to opt-in.
Currently (Nov 2017), in-browser mining is available for the Monero cryptocurrency.