On Thu, Feb 24, 2011 at 12:27:29PM -0500, jf wrote: > On Thu, Feb 24, 2011 at 01:20:32PM -0800, Michal Zalewski wrote: > > >> this is only true for remote attackers hitting network service auth. > > > Mhmm, and runas, su et al couldn't benefit from this? > > > > Not a whole lot. You can likely tell a successful login from a failed > > one within several miliseconds by watching /proc or so. > Erm, slightly misunderstood what you were saying-- although overall statement still sorta holds. Doing this locally is obviously going to incurr a lot more side-channel information leakage chances. I'd still prefer to see those addressed over abandonment of it all together.
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