A Vietnamese couple says they wiped some of Intercontinental Hotels Group's data, accessed using the password Qwerty1234, after a failed ransomware attack (Joe Tidy/BBC)

Joe Tidy / BBC:
A Vietnamese couple says they wiped some of Intercontinental Hotels Group's data, accessed using the password Qwerty1234, after a failed ransomware attack  —  Hackers have told the BBC they carried out a destructive cyber-attack against Holiday Inn owner Intercontinental Hotels Group (IHG) “for fun”.