Transport for London dealing with cyber-attack - The Guardian
- Transport for London dealing with cyber-attack The Guardian
- Transport for London faces 'ongoing cyber security incident' BBC
- TfL hit by cyber attack as National Crime Agency and online security experts launch probe into 'ongoing' incid Daily Mail
- Transport for London targeted in ongoing cyber attack Metro.co.uk
- TfL hit by major cyber attack as it issues important message to customers The Independent