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Apple: Prepare your network for quantum-secure encryption in TLS
Find out about quantum-secure encryption in TLS and how to check if your organisation's web servers are ready.
In iOS 26, iPadOS 26, macOS Tahoe 26 and visionOS 26, TLS-protected connections will automatically advertise support for hybrid, quantum-secure key exchange in TLS 1.3. Starting on macOS 16, you can check if your HTTPS server supports the X25519MLKEM768 key exchange algorithm using the following command: Configuration profiles to enable this compatibility mode on iOS 26, iPadOS 26, macOS Tahoe 26 and visionOS 26 using a device management service are available on the AppleSeed for IT Resources page.
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