On Wed, Oct 30, 2002 at 01:34:12AM +0100, Anonymous via the Cypherpunks Tonga Remailer
wrote:
| (possible duplicate message)
|
| What technology is available to create a 2048-bit RSA key pair so that:
|
| 1 - the randomness comes from quantum noise
|
| 2 - no one knows the secret part,
|
| 3 - The secret part is kept in the "box" and it is safe as long as the box is
|physically secured (expense of securing the box is a don't care).
|
| 4 - "box" can do high-speed signing (say, 0.1 mS per signature) over some kind of
|network interface
|
| 5 - you can reasonably convince certain people (that stand to lose a lot and have
|huge resources) in 1, 2, 3 and 4.
|
| 6 - The operation budget is around $1m (maintenance not included).
|
| 7 - attacker's budget is around $100m
|
| 8 - the key must never be destroyed, so backup is essential.
|
| In other words, convincing translation of a crypto problem into physical security
|problem.
|
|
| It looks like the key gets created on the same box(es) on which it
| is stored, which all interested parties inspected to any desireable
| level. Once everyone is comfortable the button gets pressed to
| create/distribute the key, and then you put goons with AKs around the
| boxes and pray that no one fucked with the microprocessor ... this may
| mean buying the components at random.
Look at NCipher, and host in the Bunker.
Adam
--
"It is seldom that liberty of any kind is lost all at once."
-Hume
