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View more articles by Chad O'Carroll
Chad O'Carroll has written on North Korea since 2010 and writes between London and Seoul.
North Korea is not sending "encrypted spy messages" via a Youtube channel allegedly linked to its state radio, researcher Martyn Williams told NK News on Sunday, despite South Korean media reports stating otherwise.
On Saturday, Yonhap News Agency reported that a DPRK-managed channel had recently "broadcast a series of mysterious numbers, presumed to be an encrypted message to its spies," claiming the video marked the first time Pyongyang had used YouTube to send "apparently coded messages" online.