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Re:How I got a Root Shell on a Credit Card Terminal by lelanthran on Monday June 02, 2025 @08:26AM (#44158114)
> Have you considered using dm-verity instead of signed binaries?

Why? I don't see any benefits.

In any case, the developers don't get a say in what is used to secure the terminal. The manufacturer decides that, then they get the hardware+firmware certified.

The terminals the developers get are already certified and locked down.

Re:How I got a Root Shell on a Credit Card Terminal by pabs3 on Thursday June 05, 2025 @04:54AM (#44189750)
Authenticating the block device before it reaches the Linux kernel filesystem code.