2018 came in like a lion and out like—a different lion. It’s fair to say that, despite a sleepy second quarter (there’s the lamb), this year was action-packed from start to finish. Fresh on the heels of a cryptomining explosion in the last quarter of 2017, 2018 began with threat actors diversifying their cryptomining tactics, broadening their reach to Android, Mac, cryptomining malware, and experimenting with new innovations in browser-based attacks.