In 2008, Boston’s transit authority sued to stop MIT hackers from presenting at the Defcon hacker conference on how to get free subway rides. Today, four teens picked up where they left off.
Reading the article it seems they made two mistakes. The first was to make the card authoritive instead of having a account data to ensure the information matched. The second was to use a proprietary checksum algorithm instead of using an open secure signature method.
I’d put money on the information they’re holding back being details on the checksum algorithm.
Reading the article it seems they made two mistakes. The first was to make the card authoritive instead of having a account data to ensure the information matched. The second was to use a proprietary checksum algorithm instead of using an open secure signature method.
I’d put money on the information they’re holding back being details on the checksum algorithm.