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Saturday, April 25, 2026

Twitter Whistleblower Joins Rapid7, a Cybersecurity Company - The Wall Street Journal

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The former head of security at Twitter Inc., Peiter Zatko, is joining cybersecurity company Rapid7 Inc., following a whistleblower complaint to federal authorities last year in which he alleged security risks and mismanagement at the social media giant.

Mr. Zatko’s part-time role at Rapid7 will entail advising the company’s executives and customers, including board members, on using data to make cyber decisions, a spokeswoman for the Boston-based company said.

In a July whistleblower complaint, Mr. Zatko alleged Twitter lied about its computer security problems and failed to protect users’ privacy. The filing was shared with the Securities and Exchange Commission, the Federal Trade Commission and the Justice Department, triggering investigations into Twitter’s actions. At a Congressional hearing in September, Mr. Zatko said Twitter executives prioritized profits over security. The company pushed back against Mr. Zatko’s allegations, calling them inaccurate.

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Twitter’s shareholders approved Elon Musk’s takeover of the company on the same day as Mr. Zatko’s hearing before Congress, following a high-profile legal battle.

A former hacker, Mr. Zatko, who is known as “Mudge,” worked at Twitter from late 2020 till January 2022, when he was fired. The company...



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