Windows passwords: "Dead in Six Hours" – paper from Oslo password hacking conference
The total number of Windows passwords you can construct using eight keyboard characters is vast: one followed by 16 zeros, or near enough.
Gone in six hours.
Plus you get to heat your house at the same time.
Read more: Windows passwords: "Dead in Six Hours" – paper from Oslo password hacking conference
Story added 17. December 2012, content source with full text you can find at link above.