Messages in this thread | | | Date | Sun, 17 Aug 2008 16:26:03 -0700 | From | Arjan van de Ven <> | Subject | Re: [malware-list] TALPA - a threat model? well sorta. |
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On Sun, 17 Aug 2008 19:19:37 -0400 Eric Paris <eparis@redhat.com> wrote:
> On Fri, 2008-08-15 at 15:05 -0700, Arjan van de Ven wrote: > > On Fri, 15 Aug 2008 16:16:22 -0400 > > Jan Harkes <jaharkes@cs.cmu.edu> wrote: > > > > > > I believe we really do need the block-on-open. > > > > I believe more that we need block-on-read ;-) > > (on open we can start an async scan to cut latency) > > > > read() (or mmap etc) is where the actual use/transfer of > > contaminated data happens, not in the open. > > I could probably buy that, but I don't know how an HSM would work. > Would we have everything we need at open for them to fire off? > > /me is HSM clueless and trying to include their needs is proving a > challenge.
I bet it's the same; until you read/mmap... no need to get the data.
you wouldn't want an "ls -l" or "find" to restore your entire system from tape after all :)
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