Who Is the Twitter Whistleblower?

Last week, Twitter’s former head of security emerged as a whistleblower. Better known as "Mudge", Peiter Zatko started his career as a hacker. WSJ’s Robert McMillan explains Twitter's alleged security issues. Further Reading: -Twitter Whistleblower Peiter Zatko Has Warned of Cyber Disaster for Decades  -Twitter’s Ex-Security Head Files Whistleblower Complaint on Spam, Privacy Issues  Learn more about your ad choices. Visit megaphone.fm/adchoices