An executive order signed by President Barack Obama has US enabled authorities to become the first to confiscate cryptocurrency holdings without warning. The document , ‘Blocking the Property of Certain Persons Engaging in Significant Malicious Cyber-Enabled Activities,’ which surfaced Wednesday, states that the measures are needed to counteract “an unusual and extraordinary threat to the national security” posed by “cyber-enabled activities originating from, or directed by persons located, in whole or in substantial part, […]