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Hyundai wants Ioniq 5 owners to pay to fix a keyless entry security hole

Tom Warren

created: Aug. 11, 2025, 11:52 a.m. | updated: Aug. 11, 2025, 2:57 p.m.

Hyundai is now offering an “optional” security upgrade for the Ioniq 5 in the UK that prevents the car being stolen with a Game Boy-like device. Hyundai wants some Ioniq 5 owners to pay £49 ($65) to upgrade hardware and software components to prevent thieves using handheld devices to unlock and start cars without needing a key. We’ve reached out to Hyundai to comment on this security upgrade. It was part of a series of security flaws that have been reported to Hyundai Motor Group, the owners of Hyundai, Kia, and Genesis brands. Hyundai and Kia also agreed to a $200 million settlement in 2023 over the “Kia Boyz” attacks that allowed thieves to bypass a vehicle’s security system using a USB cable.

6 days, 19 hours ago: The Verge