Researchers say 4G USB modems contain exploitable vulnerabilities through which attackers could, and researchers have, managed to gain full control of the machines to which the devices are connected.

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The end flips up to reveal the USB male end that you simply place into your laptop USB port. The bottom of the USB modem slides off to reveal the 4G SIM card (shown in my image gallery).

Not so long ago, a USB cellular modem was something you used only when desperate for connectivity. Speeds weren’t near what Wi-Fi offered and Outlook simply floundered with a 1Mbps – 2Mpbs connection.

The company’s new Extrovert line of 4G SIM card-based modems are pre-certified to work on major carrier networks. The solution is platform-agnostic and allows companies to connect Logic Supply ...

Our Verdict The Clear 4G USB Modem is great if you’re in a 4G coverage area; but if you live or travel in 3G service areas, you might be better off getting a dual-mode 3G/4G modem.

The Clear 4G USB Modem is great if you're in a 4G coverage area; but if you live or travel in 3G service areas, you might be better off getting a dual-mode 3G/4G modem.

“The USB8L delivers best-in-class 4G LTE speed, security and the convenience of plug-and-play USB connectivity to numerous applications,” said Jodi Ellis, head of product marketing at Inseego.

What separates the 855 from most dongles of this type, however, is that it includes a microSD memory-card slot just above the SIM-card bay. This allows the unit to double as a USB memory stick.

We're hearing Verizon will flip the switch on its LTE network on December 5th, unveil a pair of hot new USB modems to take advantage of those supposedly stellar speeds, and launch the SIM cards ...

The actual Motorola USB modem that we used was a 4G-only device, which makes it extremely limited when you're traveling. For example, if using a traditional 3G USB modem whilst in the backseat of ...