Comms Standard Used in Police and Army Radios Contains Backdoor

Dutch security researchers have discovered multiple vulnerabilities in TETRA (Terrestrial Trunked Radio), including a backdoor that allows attackers to easily decrypt encrypted communications. TETRA is a radio communications standard used by police forces, government agencies, rail transportation, fire departments, and other mission-critical entities in over 100 countries worldwide since 1995. The standard relies on proprietary …

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