As such, this content after start-up can serve as a unique fingerprint, which can then be used as a key to protect an encryption key or to protect a memory.

ENGADGET: NXP's silicon fingerprinting promises to annoy the heck out of ID hackers

The German research group is now working on defences against the attack that ensures encryption keys are never put in vulnerable memory chips.

BBC: Frozen Android phones give up data secrets

Nothing fancy is running yet, all they've achieved so far is a proof of concept that they've bypassed the Wii's protection with some encryption codes they swiped from the Wii's memory.

ENGADGET: Nintendo Wii fully hacked for native homebrew