Researchers find deliberate backdoor in police radio encryption algorithm(wired.com)
wired.com
Researchers find deliberate backdoor in police radio encryption algorithm
https://www.wired.com/story/tetra-radio-encryption-backdoor/
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For more than 25 years, a technology used for critical data and voice radio communications around the world has been shrouded in secrecy to prevent anyone from closely scrutinizing its security properties for vulnerabilities. But now it’s finally getting a public airing thanks to a small group of researchers in the Netherlands who got their hands on its viscera and found serious flaws, including a deliberate backdoor.