Apple is taking precautionary measures by launching a fresh upgrade to its iMessage texting platform to safeguard against future encryption-breaking technologies. The new protocol, called PQ3, is an indication that technology companies are preparing for a potential future breakthrough in quantum computing that could make current methods of protecting users’ communications obsolete. According to an Apple statement, the company has rebuilt the iMessage cryptographic protocol from the ground up rather than simply replacing an existing algorithm with a new one. The new protocol will replace the existing one later this year.
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