最終更新:2022-08-17 (水) 05:27:43 (39d)  

Bluetooth/鍵
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Bluetooth Classic/鍵?

BLE/鍵

LTK

CSRK

  • Bluetooth LE supports the ability to send authenticated data over an unencrypted ATT bearer between two devices with a trusted relationship.
  • This is accomplished by signing the data with a Connection Signature Resolving Key (CSRK).

IRK

メモ

  • Bluetooth LE uses multiple keys, each for a specific purpose, as follows:
    • Confidentiality of data and device authentication
    • Authentication of unencrypted data
    • Device Identity

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