Hi! > > The following patches allow for encryption of the on-disk swsusp image > > to prevent data gathering of e.g. in-kernel keys or mlocked data after > > resume. > > For this purpose the aes cipher must be compiled into the kernel as > > module load is not possible at resume time. > > A random key is generated at suspend time, stored in the suspend header > > on disk and deleted from the header at resume time. If you don't resume > > a mkswap on the suspend partition will also delete the temporary key. > > Only the data pages are encrypted as only these may contain sensitive data. > > This works on my x86_64 laptop (64bit mode) and probably needs testing > > on other platforms. > > What about an option for an user-defined key? One that can be set when > suspending?
That's logical next step, but lets try to solve one problem at a time. Pavel -- Boycott Kodak -- for their patent abuse against Java. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/