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XorNot
on March 6, 2022
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Windows Defender is enough, if you harden it
No way to tell if it's changed if you don't store a hash as metadata.
Something like ZFS where hashing is baked into the cost of the FS operation could optimise this.
londons_explore
on March 7, 2022
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But if you control the kernel and all the code that runs in the kernel, you know exactly who has written to disk and when. So if nobody wrote that data, then it hasn't changed.
wombatpm
on March 7, 2022
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Removable media, network drives, low level disk operations? I don't think you can know with 100% certainty on a window machine
wingmanjd
on March 7, 2022
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Would the currently running OS know if another OS changed the file?
Siira
on March 7, 2022
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Can assume a single OS.
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Something like ZFS where hashing is baked into the cost of the FS operation could optimise this.