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The Hetzner one is a physical server. You would need to stage a "power outage" and backdoor it, which is probably not that easy - e.g. planting a kernel module
by Jenda_ 3y ago
The Hetzner one is a physical server. You would need to stage a "power outage" and backdoor it, which is probably not that easy - e.g. planting a kernel module which survives kernel upgrades and is pretty advanced at hiding itself (the article talks about analyzing raw memory dump).
- mhio 3y agoIf it was big brother, obtaining a customised EUFI or ilo/drac/ipmi firmware for the hardware doesn't seem like a stretch.
- Avamander 3y agoIt only takes access to a DMA-enabled bus (e.g. PCIe) though, to siphon memory contents.
- immibis 3y agoAnd I bet PCIe is a whole lot more hotpluggable than you're officially told.