# BlueSmack目錄 ###### tags: `Bluetooth Security` * [品蓉Note](https://hackmd.io/@guava/BJSpZ8MWo?fbclid=IwAR3ro1qKRT7vqPdYhNoXaaBQ7QcORbej3xTVeqmpO8K0rLx076DELdanKuo) * [BlueSmack測試](https://hackmd.io/PJk0WqnZQUOCIjSGRW065Q) ## 11/28 ### 電腦(M1 macbook BT4.0)與tag建立連線的情況下 1. lescan可掃到tag,scan則不行  2. 可對tag提取資訊  3. 電腦對tag建立連線(`hcitool cc MAC`)後顯示存在連線  ### 問題 1. 對tag進行l2ping失敗 [(ref)](https://stackoverflow.com/questions/44435487/can-you-use-l2ping-to-perform-an-echo-request-to-an-ble-device)  2. 同個tag在兩台裝置上掃描的address不一樣 * M1(BT4.0)上使用虛擬機:`A6:23:AD:8D:19:57` * 桌電(BT4.1)上使用虛擬機:跟袋子上一樣 * 都能與tag建立連線,但都不能對tag使用l2ping ### Future work: * 測其他BLE * MAC (BT v4.0) <--> PC (BT v4.1) * 掃描時掃不到裝置,可能是設成private random address關係 * 嘗試將任一方的privacy功能關掉則出現:  * 對lescan所掃到的未知裝置一一去ping則失敗  
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