This clever dongle stops attackers sneaking into your HDMI port

A new dongle has been developed to prevent cybercriminals from using the HDMI port as a means of compromising target endpoints (opens in new tab),

The so-called HDMI firewall blocks all communication going in and out of the HDMI port that is not directly related to audio or video. Each HDMI port requires a new dongle, but can be easily reconfigured to fit different ports.


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