Twitter's former security chief Peiter "Mudge" Zatko accused the company of misleading the public, the government and its own board of directors over security flaws.

Peiter Mudge Zatko follows Frances Haugen as the second tech whistleblower in less than a year to testify before Congress about the struggles inside a social media company.

Twitter's former security head is accusing the company of ignoring major security vulnerabilities and misrepresenting the number of fake accounts on the platform.