Attaullah Baig worked as Head of Security for WhatsApp and Meta for just over four years before he was dismissed in April 2025. Now he’s bringing a lawsuit against his former employer, alleging that WhatsApp contains security flaws that violate GDPR laws and Meta’s agreement with the FTC.

The lawsuit, which was filed in a US court in California (PDF), states that Baig repeatedly pointed out security problems at WhatsApp. However, these were ignored or he was urged not to complain any further. According to him, Meta even tried to “silence” him.

Allegations leveled against Meta

He also alleges that 1,500 people had unrestricted access to sensitive WhatsApp data, including contact details and profile pictures of users, IP addresses, and more. According to Baig, this data could’ve been fo

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