The cryptocurrency community is up in arms after the arrest of an expert who was accused of helping North Korea evade US sanctions. Virgil Griffith works at the Ethereum Foundation, a cryptocurrency that rivals bitcoin. He was accused by federal prosecutors on Friday of giving a talk at a cryptocurrency conference in Pyongyang, North Korea, and handing over technical information. US laws prevent American citizens from providing goods or services to North Korea. According to a statement from prosecutors, Griffith and other conference attendees discussed how North Korea could use blockchain and cryptocurrencies to get ... (full story)