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by mhogomchungu
4350 days ago
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>Authenticate each individual sector? Where do you store the MAC tags? There's an awful lot of sectors on a disk. Also: what does it mean to have a single corrupted sector in a file consisting of many sectors? openbsd does this with their geli tool[1]. Look at the tool's documentation for the "-a" option. The authentication stuff are stored on the sector itself. I remember looking at their implementation a while ago but cant seem to be able to dig up the documentation link at the moment. [1] http://www.freebsd.org/cgi/man.cgi?query=geli&sektion=8&manp... |
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