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Wireshark Capture

Capture BLE traffic between app and device.

Capture Strategy​

Procedure​

  1. Start Wireshark with nRF Sniffer
  2. Configure to follow your target device
  3. Start the app
  4. Perform all app functions
  5. Stop capture and save

Useful Filters​

btatt.opcode == 0x12    # Write Request
btatt.opcode == 0x1b    # Notification
btatt.handle == 0x0012  # Specific handle
Next Step

Continue with Phase 2: GATT Enumeration.