Category: radio

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Remotely Stopping Polish Trains

Posted on By infossl
cyberattack, cybersecurity, radio, russia, Security technology, transportation, Uncategorized

Turns out that it’s easy to broadcast radio commands that force Polish trains to stop: …the saboteurs appear to have sent simple so-called “radio-stop” commands via radio frequency to the trains they targeted. Because the trains use a radio system that lacks encryption or authentication for those commands, Olejnik says, anyone with as little as … Read More “Remotely Stopping Polish Trains” »

Backdoor in TETRA Police Radios

Posted on By infossl
backdoors, cryptography, eavesdropping, encryption, infrastructure, law enforcement, police, radio, Security technology, Uncategorized

Seems that there is a deliberate backdoor in the twenty-year-old TErrestrial Trunked RAdio (TETRA) standard used by police forces around the world. The European Telecommunications Standards Institute (ETSI), an organization that standardizes technologies across the industry, first created TETRA in 1995. Since then, TETRA has been used in products, including radios, sold by Motorola, Airbus, … Read More “Backdoor in TETRA Police Radios” »

A Device to Turn Traffic Lights Green

Posted on By infossl
cars, impersonation, police, radio, Security technology, Uncategorized

Here’s a story about a hacker who reprogrammed a device called “Flipper Zero” to mimic Opticom transmitters—to turn traffic lights in his path green. As mentioned earlier, the Flipper Zero has a built-in sub-GHz radio that lets the device receive data (or transmit it, with the right firmware in approved regions) on the same wireless … Read More “A Device to Turn Traffic Lights Green” »