Skry and Elliptic: Cracking Cryptocurrency Blockchain As recently as 2014-15, law enforcement investigators tended to look upon Blockchain – the peeGET THE REST OF THE STORY – JOIN TODAY C5is is the only journal dedicated exclusively to the electronic surveillance needs of law enforcement, intelligence agencies and the military. Read objective reviews that help ensure informed decisions on your purchase of surveillance products and services. Stay on top of important news developments that rarely appear in mainstream media. Click below for membership. Subscribe or log in to access this content.