Twitter Hackers Used 'Phone Spear Phishing Attack' to Pull Off Bitcoin Scam

According to the company, a small number of employees were targeted in a "phone spear phishing attack," suggesting that hackers called some of its staff and duped them into thinking they were speaking with fellow Twitter employees, leading them to reveal the credentials the hackers needed to access internal account support tools.
Read more: https://www.macrumors.com/2020/07/31/twitter-hack-used-spear-phishing-attack/?source=Snapzu