Yesterday, the CEO of Twitter and Square Inc., and staunch Bitcoin and crypto supporter, Jack Dorsey, had his personal Twitter account hacked by the way of a SIM-swap attack and SMS-based backdoor. The hack demonstrates that even the CEO can have his own company’s highly-valuable personal account compromised, and is a painful reminder that if...The post Bitcoin Bull Jack Dorsey’s Twitter Hack Is Painful Reminder For Crypto Security appeared first on NewsBTC.