Collaborate Disseminate
Suppose there is a computer with a Bluetooth keyboard linked to it. The keyboard uses a simple 4-digit PIN. Now, I am able to crack the PIN and then program my own keyboard to use the same PIN. Would it be possible for me to … Continue reading Bluetooth keyboard security
Your eyes are cool, but they aren’t very loud. You can remedy that with this build from [Sam Freeman]: a pair of Bluetooth speaker goggles. Combine a pair of old welders goggles with a Bluetooth receiver, a small amp and a couple of cheap speaker drivers and you’re well on your way to securing your own jet set radio future.
[Sam] found a set of speaker drivers that were the same size as the lenses of the goggles, as if they were designed for each other. They don’t do much for your vision, but they definitely look cool. [Sam] found …read more
Continue reading Make Your Eyes Louder With Bluetooth Speaker Goggles
Your eyes are cool, but they aren’t very loud. You can remedy that with this build from [Sam Freeman]: a pair of Bluetooth speaker goggles. Combine a pair of old welders goggles with a Bluetooth receiver, a small amp and a couple of cheap speaker drivers and you’re well on your way to securing your own jet set radio future.
[Sam] found a set of speaker drivers that were the same size as the lenses of the goggles, as if they were designed for each other. They don’t do much for your vision, but they definitely look cool. [Sam] found …read more
Continue reading Make Your Eyes Louder With Bluetooth Speaker Goggles
Star Trek is often credited with helping spur the development of technologies we have today — the go-to example being cell phones. When a Star Trek April Fool’s product inspires a maker to build the real thing? Well, that seems par for the course. [MS3FGX] decided to make it so. The 3D printed Star Trek-themed phone dock acts as a Bluetooth speaker and white noise generator. The result is shown off in the video below and equals the special effects you expect to find on the silver screen.
Taking a few liberties from the product it’s based on — which …read more
Continue reading Star Trek Phone Dock Might as Well Be From Picard’s Night Stand
Star Trek is often credited with helping spur the development of technologies we have today — the go-to example being cell phones. When a Star Trek April Fool’s product inspires a maker to build the real thing? Well, that seems par for the course. [MS3FGX] decided to make it so. The 3D printed Star Trek-themed phone dock acts as a Bluetooth speaker and white noise generator. The result is shown off in the video below and equals the special effects you expect to find on the silver screen.
Taking a few liberties from the product it’s based on — which …read more
Continue reading Star Trek Phone Dock Might as Well Be From Picard’s Night Stand
Corporate spying is a real threat in the world of cyber war. Employees traveling on behalf of their company could create opportunities for sophisticated adversaries to take sensitive corporate data. This is especially true if they are not careful with their mobile devices. The targeted malware attack It may sound like something out of a spy novel, but there are pieces of mobile malware that directly target individuals, turning their smartphones into spying devices. For … More → Continue reading Traveling on business? Beware of targeted spying on mobile
From another question in SO, I got to know a lot about authentication, key generation and encryption algorithms available in Bluetooth BR/EDR:
I also read the official specification, and it says that LE Secure Connections and BR/EDR Sec… Continue reading What algorithms are used in Bluetooth Secure Simple Pairing LE for authentication, key generation and encryption?
In BLUETOOTH SPECIFICATION Version 4.2 [Vol 3, Part C], page 372, there is a section called LE Security Modes, which states:
There are two LE security modes, LE security mode 1 and LE security mode 2.
LE security mod… Continue reading Difference between Bluetooth LE Secure Connections security mode 1 and level 3 and 4?
In BLUETOOTH SPECIFICATION Version 4.2 [Vol 3, Part C], page 372, there is a section called LE Security Modes, which states:
There are two LE security modes, LE security mode 1 and LE security mode 2.
LE security mod… Continue reading Difference between Bluetooth LE Secure Connections security mode 1 and level 3 and 4?
Everybody should have a few smoke alarms in their house, and everyone should go check the battery in their smoke alarm right now. That said, there are a few downsides to the traditional smoke alarm. They only work where you can hear them, and this problem has been solved over and over again by security companies and Internet of Things things.
Instead of investing in smart smoke alarms, [Johan] decided to build his own IoT smoke alarm. It’s dead simple, costs less than whatever wonder gizmo you can buy at a home improvement store, and reuses your old smoke alarm. …read more
