Former Twitter security chief files whistleblower complaints

WASHINGTON (AP) — A former head of security at Twitter has filed whistleblower complaints with U.S. officials, alleging that the company misled regulators about its cybersecurity defenses and its problems with fake accounts, according to reports by The Washington Post and CNN.

Peiter Zatko, Twitter's security chief until he was fired early this year, filed the complaints last month with the U.S. Securities and Exchange Commission, the Federal Trade Commission and the Department of Justice.

The Post, which obtained the complaint, reported that among the most serious accusations is that Twitter violated the terms of an FTC settlement by falsely claiming that it had a strong security plan.

Zatko also accuses the company of deceptions involving its handling of “spam" or fake accounts, an allegation that is at the core of the attempted withdrawal of a $44 billion takeover bid for Twitter by billionaire Elon Musk.

Zatko didn't immediately respond to a request for comment Tuesday but told the Post he “felt ethically bound” to come forward.

Zatko, better known as Mudge, is a highly respected cybersecurity expert who first gained prominence in the 1990s and later worked in senior positions at the Pentagon’s Defense Advanced Research Agency and Google. He joined Twitter at the urging of then-CEO Jack Dorsey in late 2020.

Twitter said in a prepared statement Tuesday that Zatko was fired for “ineffective leadership and poor performance” and that the “allegations and opportunistic timing appear designed to capture attention and inflict harm on Twitter, its customers and its shareholders.”

“What we’ve seen so far is a false narrative about Twitter and our privacy and data security practices that is riddled with inconsistencies and inaccuracies and lacks important context,” the...