funsec mailing list archives

Security Flaw in Microchips Discovered?


From: "Fergie" <fergdawg () netzero net>
Date: Sat, 18 Nov 2006 19:50:38 GMT

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Via The Australian.

[snip]

Researchers have discovered a fundamental flaw in microprocessor technology
that could allow hackers to obtain computer users' secret information,
French daily Le Monde reported.

A team led by German cryptology expert Jean-Pierre Seifert has discovered
that chips are now more vulnerable because of the way they are manufactured
to to process data more quickly.

"Security has been sacrificed for the benefit of performance," said Mr
Seifert quoted in Le Monde.

The danger of hackers breaking into computer chips, using a technique known
as Branch Prediction Analysis (PBA), previously necessitated a very large
number of attempts to decipher a cryptology key.

[snip]

More:
http://www.theaustralian.news.com.au/story/0,20867,20784061-1702,00.html

- - ferg

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--
"Fergie", a.k.a. Paul Ferguson
 Engineering Architecture for the Internet
 fergdawg(at)netzero.net
 ferg's tech blog: http://fergdawg.blogspot.com/


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