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After having analyzed the Samsung Stick firmware, it was time to make something useful out of it. When first plugged into a linux machine, it appears to be a usb Storage. With the help of usb_modswitch, it is possible to activate the ttyUSB device, as well as the control device.... Read More →

Samsung LTE USB stick GT-B3730/B3740 Samsung LTE USB dongles codename Kalmia I acquired a couple of GT-B3740 800Mhz LTE Dongle, and decided to open one of them to find out what the chipset was used in it. The very surprizing part was to see that it had a JTAG connector there and... Read More →