why are you disabling the card bus, firewire and sd card ports? | Hacker News

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taiki on May 8, 2014 | parent | context | favorite | on: Replacing a Thinkpad X60 Bootflash Chip

why are you disabling the card bus, firewire and sd card ports?

hosay123 on May 8, 2014 [–]

At least 2 of those interfaces support DMA to host RAM.. https://en.wikipedia.org/wiki/DMA_attack

taiki on May 8, 2014 | [–]

D'oh. Somehow missed the fact that you were hardening the machine against attack.

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