Collaborate Disseminate
Using Bluetooth on a desktop computer is now such a seamless process; it’s something built-in and just works. Behind that ubiquity is a protocol layer called HCI, or Host Controller …read more Continue reading Your ESP32 As A USB Bluetooth Dongle
A smartphone’s unique Bluetooth fingerprint could be used to track the device’s user–until now. A team of researchers has developed a simple firmware update that can completely hide the Bluetooth fingerprint, eliminating the vulnerability. Bluetooth si… Continue reading Firmware update hides Bluetooth fingerprints
I’ve been using the Fitbit Charge 6 Fitness Tracker with the Obsidian Silicone Strap and encountered a persistent issue related to heartbeat rate data retrieval. I consistently encounter the error message: "Rcvd Error Response – Attri… Continue reading Rcvd Error Response – Attribute Not Found for Heart Rate Measurement [closed]
I would like to disable file transfer via Bluetooth while allowing other Bluetooth services to function normally such as mouse, keyboard, audio, etc.
The devices are not on a domain and are not connected to internet nor a network.
I have s… Continue reading Windows 10 – Block File Transfer
I have Device A (Phone) which will pair with Device B (Light Switch) using "Unauthenticated Pairing with Encryption".
My belief was that this level of encryption would be enough to prevent attackers from spoofing either device (M… Continue reading Can a bonded BLE connection secure communications between two devices and prevent attackers from replaying/reading messages/cmds sent between the two?
While we are used to USB WiFi adapters, embedded devices typically use SDIO WiFi cards, and for good reasons – they’re way more low-power, don’t take up a USB port, …read more Continue reading ESP-Hosted Turns ESP32 Into Linux WiFi/BT Adapter
Why is step 4 needed? What does it protect in terms of security? Doesn’t the protection arrives from the last step so when Va and Vb (so called TK, Temporary Keys) are compared?
Other thing: I read somewhere that Cb is sent immediately an… Continue reading Why is the "intermediate" challenge needed in Bluetooth ECDH since the "real" verification is performed at the end with code comparison?
I am attempting to analyze the Bluetooth communication between a fitness tracker (GOJI ACTIVE GFITBK20 Activity Tracker) and its corresponding application (Goji Active) installed on my Android phone. My goal is to capture and analyze the h… Continue reading How to Sniff Bluetooth Traffic and Determine Encryption on Fitness Tracker Data?
I am performing experiment on trying to capture Bluetooth traffic from the fitness device to the Mobile App installed on the Phone.
I am using commands like gatttool, hciconfig, hcitool lescan to scan the Bluetooth device.
I am using Parro… Continue reading Is there any software needed to install from Parrot OS for TP-Link UB500 Nano USB bluetooth 5.0?
I am attempting to sniff the Bluetooth between the fitness tracker(GOJI ACTIVE GFITBK20 Activity Tracker) and the application(Goji Active) installed on the phone but I am unable to see any health information such as heart beat rate, calori… Continue reading Sniff Bluetooth traffic using Fitness Tracker [migrated]