You are right about USB, thunderbolt 3+PCI Express on the other hand allows very low level memory access, and in older implementations there’s nothing the operating system can do. But then again even if they force a specific thunderbolt configuration to prevent DMA it will still leave the “normal” PCIe ports as a way to access the memory outside the purview of the OS.
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You are right about USB, thunderbolt 3+PCI Express on the other hand allows very low level memory access, and in older implementations there’s nothing the operating system can do. But then again even if they force a specific thunderbolt configuration to prevent DMA it will still leave the “normal” PCIe ports as a way to access the memory outside the purview of the OS.
Don’t forget the SD card reader, also PCIe