On Tue, Oct 30, 2012 at 11:29 AM, Thierry Moreau <[email protected]> wrote: > Solar Designer wrote: >> >> On Mon, Oct 29, 2012 at 04:06:58PM -0400, Jeffrey Walton wrote: >> >>> The OpenSSL cleanse() function will likely fail on BIOs created from >>> storage and memory mapped files when used on SSDs due to write >>> leveling and on-controller compression. If write leveling goes away, >>> it looks like cleanse() will still fail due to compression. Hence the >>> need for random, non-compressible data. >> >> >> Not overwriting the same location may also happen due to journaling >> filesystems. >> > > Isn't memory-space cleanse() isolated from file system specifics except for > the swap space? > > Is the SSD technology used for swap state in any of the OS distributions? Its a standard upgrade option from the Apple Store:
128GB Solid State Drive [Add $100.00] 256GB Solid State Drive [Add $400.00] 512GB Solid State Drive [Add $900.00] SSDs are an option for Dell and Gateway (and likely many other manufactures). I also know a few folks who have swapped out their SATA drives. All Windows machines, though. Jeff _______________________________________________ cryptography mailing list [email protected] http://lists.randombit.net/mailman/listinfo/cryptography
