Meta Is Attempting to Bring Privacy-Focused AI to WhatsApp, Mirroring Apple's Approach

Meta is bringing a privacy-focused AI process to WhatsApp, taking an approach similar to Apple's new approach for its messaging platform. This new system, called Private Processing, was created to let WhatsApp users use AI tools such as message summarization and to write suggestions without exposing their private chats to Meta or any third party, as reported by Hacker News.

Private Processing works by sending user requests for AI actions through a secure cloud environment known as a Trusted Execution Environment. When a user asks for an AI task, the request is encrypted and processed in this protected space.

Meta says that neither the company nor anyone else will be able to see the content of these requests. All data is deleted once the task is complete, using a stateless processing model much like Apple's Private Cloud Compute. Private Processing addresses privacy concerns by making sure only the ...