5/10/2023 0 Comments Usb securitySuch malware, in turn, can infect the controller chips of other USB devices connected to the computer.Ģ. A device can emulate a keyboard and issue commands on behalf of the logged-in user, for example to exfiltrate files or install malware. Once reprogrammed, benign devices can turn malicious in many ways, including:ġ. Recent research conducted by Nohl and Lell outlined the following three ways that “bad” USB devices can act maliciously:īadUSB – Turning devices evil. And because so many different devices can plug into the same connection, one type of device can be reprogrammed and turn into a malicious device without the user even knowing. Since USB manufacturers do not protect the firmware in their devices, it’s possible for malware to overwrite the firmware and take control of everyday devices. ![]() The real risk isn’t necessarily the infection, but how the USB operates. ![]() While your USB might be a quick, convenient way to charge your device or transport data, it is also a major conduit for transferring malware onto your network and for stealing data.Īny device with storage, wireless or Bluetooth capabilities can carry an infection. ![]() Too often we plug our devices into a USB port without any consideration of the potential risks involved. Cell phones, tablets, keyboards, mice, thumb drives are just to name a few. Think about how many devices you connect via a USB port daily. MaEdited on JUnderstanding USB Security Risks
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