http://homelandsecuritynewswire.com/darpa-working-major-cyber-security-break-through


Cybersecurity DARPA working on major cyber security break through

Published 3 February 2011

The DOD's advanced research arm, DARPA, is currently working on two programs
that could radically change cyber security; one program, CRASH, is based on
the human immune system and will make it less likely that computers will
spread cyber infections to other networks; DAPRA is also working on another
program, PROCEED, which will allow programmers to work directly with
encrypted data without having to decrypt it first; both are highly
experimental and may not succeed, but researchers have high hopes

Defenders of cyber space and hackers that unleash nasty computer viruses are
locked in a perpetual technological arms race.

Some have likened the relationship between hackers and anti-virus maker to a
Red Queen’s race, an allusion to Lewis Carroll’s Through the Looking Glass,
in which one side is constantly trying to one up the other in
technical breakthroughs.

As hackers develop sophisticated new viruses, defenders must find new
anti-virus solutions and vice versa. Delays in the development of anti-virus
software allow more time for viruses to run rampant and cause even
more damage.

Researchers at the Department of Defense’s Defense Advanced Research
Projects Agency (DARPA) are currently working on ground breaking new
software that could end this Red Queen’s race.

One program, dubbed the Clean-slate Design of Resilient, Adaptive, Secure
Hosts, or CRASH, functions as the human body’s immune system does, enabling
computers to recover and repair themselves after a virus attacks.

Researchers began by examining how the human body wards off diseases. They
found that in people, each individual’s immune system operates differently
due to genetic diversity, which results in viruses infecting some people and
not others.

In contrast, computers lack this genetic diversity and more or less all
share similar computer hardware. By exploiting these similarities, hackers
can infect large swathes of computers and cause major disruptions by
attacking only one computer.

According to Kaigham Gabriel, DARPA’s deputy director, researchers are
looking to build computer hardware with more diversity to limit their
susceptibility to cyber infections.

“The idea is to look at the structure of computers, which are identical and
have no security in the hardware … because performance was king 15 or 20
years ago,” he said <http://www.af.mil/news/story.asp?id=123235799>.
“Transistors and computer performance were precious and you didn’t give up
any of it to security. Now, the world is different.”

DARPA is also working on a program to work directly with encrypted data. The
Programming Computation on Encrypted Data, or PROCEED, aims at developing a
method to operate with encrypted data without first decrypting it, making it
more difficult for malware programmers to write viruses.

“We’re never going to catch up [with malware], so how do we change the game?
How do we essentially create surprise for our adversaries in this challenge
area?” Gabriel said.

The programs are both highly experimental and their success is not
guaranteed, but DARPA will continue to push ahead with research as it is in
their mission to constantly push the limits of what is possible.

Both programs are being designed for military use, but as with many previous
breakthroughs, the technology will have real world applications.

Gabriel is confident in DARPA’s ability to succeed.

“They are aggressive programs; they may or may not be successful. That’s the
nature of DARPA. But we have high hopes.”

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