USB

Thousands of USB sticks and micro-SD cards are also smuggled over the border every month loaded with foreign information - among them, South Korean films, TV dramas, and pop songs, as well as news, all designed to challenge North Korean propaganda.

Years later she learnt that USB sticks and SD cards were being smuggled into the country inside boxes of fruit.

Videos on TikTok show students jamming paperclips, pencils or the lead from mechanical pencils into USB ports.

When the charge of possessing a "document or record containing information of a kind likely to be useful to a person committing or preparing an act of terrorism, namely files within a USB'', Shamel replied: "I am not guilty.''

Defence barrister Chris Sherrard said he would be seeking expert witnesses as rebuttal to two prosecution experts who have made reports on the contents of the USB stick.