Why not? The only limit on password cracking techniques is combinatorial complexity. This gives an overview: http://arstechnica.com/security/2013/10/how-the-bi

Why not? The only limit on password cracking techniques is combinatorial complexity. This gives an overview: http://arstechnica.com/security/2013/10/how-the-bible-and-youtube-are-fueling-the-next-frontier-of-password-cracking/ http://arstechnica.com/security/2013/10/how-the-bible-and-yo...