Last week, Twitter’s former head of security emerged as a whistleblower. Better known as "Mudge", Pieter 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