Twitter accounts of Obama, Biden, Waren Buffet, Bill Gates and others hacked in a major breach

In a major breach of security on micro-blogging site Twitter, accounts of numerous notable personalities were hacked. The personalities whose accounts were hacked include former US President Barack Obama, Joe Biden, Bill Gates, Waren Buffet, Elon Musk, Mike Bloomberg, Kanye West, and others. The accounts were used to post fake tweets that "offered to send $2,000 for every $1,000 sent to a bitcoin address."