[19610] in cryptography@c2.net mail archive
Re: quantum chip built
daemon@ATHENA.MIT.EDU (alex@alten.org)
Fri Jan 13 09:34:15 2006
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
From: alex@alten.org
To: "Steven M. Bellovin" <smb@cs.columbia.edu>,
cryptography@metzdowd.com
Date: Wed, 11 Jan 2006 23:16:36 -0500
>From what I understand simple quantum computers can easily brute-force atta=
ck RSA keys or other types of PK keys. Is ECC at risk too? And are we at =
risk in 10, 20 or 30 years from now?=20=20
- Alex
----- Original Message -----
From: "Steven M. Bellovin" <smb@cs.columbia.edu>
To: cryptography@metzdowd.com
Subject: quantum chip built
Date: Wed, 11 Jan 2006 11:38:52 -0500
>=20
> http://www.wired.com/news/technology/0%2c70001-0.html?tw=3Dwn_tophead_5
>=20
> ...
>=20
> So, on a semiconductor chip roughly the size of a postage stamp, the
> Michigan scientists designed and built a device known as an ion trap,
> which allowed them to isolate individual charged atoms and manipulate
> their quantum states.
>=20
> ...
>=20
> The new chip, which is made of gallium arsenide, should be easily
> scaled and mass-produced, because it's made using microlithography --
> the same process that makes microchips.
>=20
> ...
>=20
>=20
> --Steven M. Bellovin, http://www.cs.columbia.edu/~smb
>=20
>=20
>=20
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