最終更新:2022-08-15 (月) 18:24:51 (843d)
CTKD
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Cross-Transport Key Derivation
Core Bluetooth
- iOS 13以降
- https://support.apple.com/ja-jp/guide/security/sec82597d97e/web
- CBPeripheral
- CBConnectPeripheralOptionEnableTransportBridgingKey
メモ
- The link key for BR/EDR generated during Phase 4 of Secure Simple Pairing on the BR/EDR physical transport may be converted to a Long Term Key (LTK) for use on the LE transport.
- Similarly, an LTK generated during Phase 2 of pairing on the LE physical transport may be converted to the BR/EDR Link Key for use on the BR/EDR physical transport.