Two men convicted over a cyber-attack that cost Transport for London £39m in 2024 were known to police years before they committed the crime, the BBC has learnt. Thalha Jubair and Owen Flowers pleaded guilty on Monday to offences in connection with the huge cyber attack which caused TfL months of disruptions. Tap the link in BBCNews’s bio to read more on this story. #TfL #BBCNews