We've seen quite a few hardware-encrypted disks hit the scene lately, but to be honest, we've always thought they were a risky investment, since all the systems were proprietary -- we wouldn't want to store our encryption-worthy data on a disk that can't be read at all in a few years, after all. That's happily about to change, though -- the Trusted Computing Group has just announced that virtually every drive maker has agreed on a set of 128-bit encryption standards covering SSDs and HDD