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Ex-WhatsApp cybersecurity head says Meta endangered billions of users
Attaullah Baig, fired this year, said he had warned Mark Zuckerberg engineers had unaudited access to user data
Attaullah Baig, who served as head of security for WhatsApp from 2021 to 2025, claims that approximately 1,500 engineers had unrestricted access to user data without proper oversight, potentially violating a US government order that imposed a $5bn penalty on the company in 2020. According to the 115-page complaint, Baig discovered through internal security testing that WhatsApp engineers could “move or steal user data” including contact information, IP addresses and profile photos “without detection or audit trail”. A Meta spokesperson, Andy Stone, wrote on Threads, the company’s text-based social network: “Sadly this is a familiar playbook in which a former employee is dismissed for poor performance and then goes public with distorted claims that misrepresent the ongoing hard work of our team.”
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