Twitter has confirmed a major security breach after a number of high-profile and celebrity accounts were targeted by hackers in a "coordinated social engineering attack".The hack came to light yesterday (July 15) evening, when near-identical scam tweets asking followers to donate Bitcoin appeared on accounts belonging to the likes of Kanye West, Kim Kardashian West, former US President Barack Obama, Elon Musk, and even Apple.The tweets, which included a link to a Bitcoin wallet, told followers