The key fob hack, dubbed “Rolling Pwn” by a pair of security researchers, involves a potential vulnerability in the keyless entry system of certain 2012-2022 Honda vehicles.

The cost of a new fob may start at less than $100, but dealers and locksmiths also charge for programming, boosting the bottom line to more than $150 in most cases and much higher — $400 to $500 ...

If you’ve heard of the technology that allows a person to record a key fob signal and then replay it, this is different. In fact, it’s that vulnerability that led to a new type of fob code ...

The Hitag2 protections are more complex than the four general schematics used by Volkswagen. They rely on rolling codes that change each time car owners press the button on their key fobs.

But both industries have responded by moving the ISM radio signals their key fobs use to a system of rolling codes, in which the key fob’s code changes with every use and any code is rejected if ...