Griffith was arrested in 2019 for giving a lecture titled “Blockchains for Peace in North Korea” to an audience in Pyongyang.
Ethereum researcher Virgil Griffith was released from prison custody on April 9, the Bureau of Prison (BOP) officials confirmed to Cointelegraph.
According to crypto developer Brantly Millegan, Griffith will remain in a halfway house for several weeks while waiting to complete the next steps in his parole process.
Griffith was arrested in 2019 for giving a lecture about blockchain technology and its power to circumvent US sanctions to an audience in North Korea.
