Cyberwar = real collateral damage

Cyberwar

U.S. Weighs Risks of Civilian Harm in Cyberwarfare

By JOHN MARKOFF and THOM SHANKER
Published: August 1, 2009

It would have been the most far-reaching case of computer sabotage in history. In 2003, the Pentagon and American intelligence agencies made plans for a cyberattack to freeze billions of dollars in the bank accounts of Saddam Hussein and cripple his government’s financial system before the United States invaded Iraq. He would have no money for war supplies. No money to pay troops.

“We knew we could pull it off – we had the tools,” said one senior official who worked at the Pentagon when the highly classified plan was developed.

But the attack never got the green light. Bush administration officials worried that the effects would not be limited to Iraq but instead create worldwide financial havoc, spreading across the Middle East to Europe and perhaps to the United States.

Fears of such collateral damage are at the heart of the debate as the Obama administration and its Pentagon leadership struggle to develop rules and tactics for carrying out attacks in cyberspace.

While the Bush administration seriously studied computer-network attacks, the Obama administration is the first to elevate cybersecurity – both defending American computer networks and attacking those of adversaries – to the level of a White House director, whose appointment is expected in coming weeks.

But senior White House officials remain so concerned about the risks of unintended harm to civilians and damage to civilian infrastructure in an attack on computer networks that they decline any official comment on the topic. And senior Defense Department officials and military officers directly involved in planning for the Pentagon’s new “cybercommand” acknowledge that the risk of collateral damage is one of their chief concerns.

“We are deeply concerned about the second- and third-order effects of certain types of computer network operations, as well as about laws of war that require attacks be proportional to the threat,” said one senior officer.

This officer, who like others spoke on the condition of anonymity because of the classified nature of the work, also acknowledged that these concerns had restrained the military from carrying out a number of proposed missions. “In some ways, we are self-deterred today because we really haven’t answered that yet in the world of cyber,” the officer said.

In interviews over recent weeks, a number of current and retired White House officials, Pentagon civilians and military officers disclosed details of classified missions – some only considered and some put into action – that illustrate why this issue is so difficult.

Although the digital attack on Iraq’s financial system was not carried out, the American military and its partners in the intelligence agencies did receive approval to cripple Iraq’s military and government communications systems in the early hours of the war in 2003. And that attack did produce collateral damage.

Besides blowing up cellphone towers and communications grids, the offensive included electronic jamming and digital attacks against Iraq’s telephone networks. American officials also contacted international communications companies that provided satellite phone and cellphone coverage to Iraq to alert them to possible jamming and to ask their assistance in turning off certain channels.

Officials now acknowledge that the communications offensive temporarily disrupted telephone service in countries around Iraq that shared its cellphone and satellite telephone systems. That limited damage was deemed acceptable by the Bush administration.

Another such event took place in the late 1990s, according to a former military researcher. The American military attacked a Serbian telecommunications network and accidentally affected the Intelsat satellite communications system, whose service was hampered for several days.

These missions, which remain highly classified, are being scrutinized today as the Obama administration and the Pentagon move into new arenas of cyberoperations. Few details have been reported previously; mention of the proposal for a digital offensive against Iraq’s financial and banking systems appeared with little notice on Newsmax.com, a news Web site, in 2003.

The government concerns evoke those at the dawn of the nuclear era, when questions of military effectiveness, legality and morality were raised about radiation spreading to civilians far beyond any zone of combat.

“If you don’t know the consequences of a counterstrike against innocent third parties, it makes it very difficult to authorize one,” said James Lewis, a cyberwarfare specialist at the Center for Strategic and International Studies in Washington.

But some military strategists argue that these uncertainties have led to excess caution on the part of Pentagon planners.

“Policy makers are tremendously sensitive to collateral damage by virtual weapons, but not nearly sensitive enough to damage by kinetic” – conventional – “weapons,” said John Arquilla, an expert in military strategy at the Naval Postgraduate School in Monterey, Calif. “The cyberwarriors are held back by extremely restrictive rules of engagement.”

Despite analogies that have been drawn between biological weapons and cyberweapons, Mr. Arquilla argues that “cyberweapons are disruptive and not destructive.”

That view is challenged by some legal and technical experts.

“It’s virtually certain that there will be unintended consequences,” said Herbert Lin, a senior scientist at the National Research Council and author of a recent report on offensive cyberwarfare. “If you don’t know what a computer you attack is doing, you could do something bad.”

Mark Seiden, a Silicon Valley computer security specialist who was a co-author of the National Research Council report, said, “The chances are very high that you will inevitably hit civilian targets – the worst-case scenario is taking out a hospital which is sharing a network with some other agency.”

And while such attacks are unlikely to leave smoking craters, electronic attacks on communications networks and data centers could have broader, life-threatening consequences where power grids and critical infrastructure like water treatment plants are increasingly controlled by computer networks.

Over the centuries, rules governing combat have been drawn together in customary practice as well as official legal documents, like the Geneva Conventions and the United Nations charter. These laws govern when it is legitimate to go to war, and set rules for how any conflict may be waged. Two traditional military limits now are being applied to cyberwar: proportionality, which is a rule that, in layman’s terms, argues that if you slap me, I cannot blow up your house; and collateral damage, which requires militaries to limit civilian deaths and injuries.

“Cyberwar is problematic from the point of view of the laws of war,” said Jack L. Goldsmith, a professor at Harvard Law School. “The U.N. charter basically says that a nation cannot use force against the territorial integrity or political independence of any other nation. But what kinds of cyberattacks count as force is a hard question, because force is not clearly defined.”

Source: http://www.nytimes.com/2009/08/02/us/politics/02cyber.html?hp

Cyberdefense blurs borders

June 13, 2009

Cyberwar

Privacy May Be a Victim in Cyberdefense Plan

By THOM SHANKER and DAVID E. SANGER

WASHINGTON – A plan to create a new Pentagon cybercommand is raising significant privacy and diplomatic concerns, as the Obama administration moves ahead on efforts to protect the nation from cyberattack and to prepare for possible offensive operations against adversaries’ computer networks.

President Obama has said that the new cyberdefense strategy he unveiled last month will provide protections for personal privacy and civil liberties. But senior Pentagon and military officials say that Mr. Obama’s assurances may be challenging to guarantee in practice, particularly in trying to monitor the thousands of daily attacks on security systems in the United States that have set off a race to develop better cyberweapons.

Much of the new military command’s work is expected to be carried out by the National Security Agency, whose role in intercepting the domestic end of international calls and e-mail messages after the Sept. 11, 2001, attacks, under secret orders issued by the Bush administration, has already generated intense controversy.

There is simply no way, the officials say, to effectively conduct computer operations without entering networks inside the United States, where the military is prohibited from operating, or traveling electronic paths through countries that are not themselves American targets.

The cybersecurity effort, Mr. Obama said at the White House last month, “will not – I repeat, will not – include monitoring private sector networks or Internet traffic.”

But foreign adversaries often mount their attacks through computer network hubs inside the United States, and military officials and outside experts say that threat confronts the Pentagon and the administration with difficult questions.

Military officials say there may be a need to intercept and examine some e-mail messages sent from other countries to guard against computer viruses or potential terrorist action. Advocates say the process could ultimately be accepted as the digital equivalent of customs inspections, in which passengers arriving from overseas consent to have their luggage opened for security, tax and health reasons.

“The government is in a quandary,” said Maren Leed, a defense expert at the bipartisan Center for Strategic and International Studies who was a Pentagon special assistant on cyberoperations from 2005 to 2008.

Ms. Leed said a broad debate was needed “about what constitutes an intrusion that violates privacy and, at the other extreme, what is an intrusion that may be acceptable in the face of an act of war.”

In a recent speech, Gen. James E. Cartwright, vice chairman of the Joint Chiefs of Staff and a chief architect of the new cyberstrategy, acknowledged that a major unresolved issue was how the military – which would include the National Security Agency, where much of the cyberwar expertise resides – could legally set up an early warning system.

Unlike a missile attack, which would show up on the Pentagon’s screens long before reaching American territory, a cyberattack may be visible only after it has been launched in the United States.

“How do you understand sovereignty in the cyberdomain?” General Cartwright asked. “It doesn’t tend to pay a lot of attention to geographic boundaries.”

For example, the daily attacks on the Pentagon’s own computer systems, or probes sent from Russia, China and Eastern Europe seeking chinks in the computer systems of corporations and financial institutions, are rarely seen before their effect is felt inside the United States.

Some administration officials have begun to discuss whether laws or regulations must be changed to allow law enforcement, the military or intelligence agencies greater access to networks or Internet providers when significant evidence of a national security threat was found.

Ms. Leed said that while the Defense Department and related intelligence agencies were the only organizations that had the ability to protect against such cyberattacks, “they are not the best suited, from a civil liberties perspective, to take on that responsibility.”

Under plans being completed at the Pentagon, the new cybercommand will be run by a four-star general, much the way Gen. David H. Petraeus runs the wars in Afghanistan and Iraq from Central Command in Tampa, Fla. But the expectation is that whoever is in charge of the new command will also direct the National Security Agency, an effort to solve the turf war between the spy agency and the military over who is in charge of conducting offensive operations.

While the N.S.A.’s job is chiefly one of detection and monitoring, the agency also possesses what Michael D. McConnell, the former director of national intelligence, called “the critical skill set” to respond quickly to cyberattacks. Yet the Defense Department views cyberspace as its domain as well, a new battleground after land, sea, air and space.

The complications are not limited to privacy concerns. The Pentagon is increasingly worried about the diplomatic ramifications of being forced to use the computer networks of many other nations while carrying out digital missions – the computer equivalent of the Vietnam War’s spilling over the Cambodian border in the 1960s. To battle Russian hackers, for example, it might be necessary to act through the virtual cyberterritory of Britain or Germany or any country where the attack was routed.

General Cartwright said military planners were trying to write rules of engagement for scenarios in which a cyberattack was launched from a neutral country that might have no idea what was going on. But, with time of the essence, it may not be possible, the scenarios show, to ask other nations to act against an attack that is flowing through their computers in milliseconds.

“If I pass through your country, do I have to talk to the ambassador?” General Cartwright said. “It is very difficult. Those are the questions that are now really starting to emerge vis-à-vis cyber.”

Frida Berrigan, a longtime peace activist who is a senior program associate at the New America Foundation’s arms and security initiative, expressed concerns about whether the Obama administration would be able to balance its promise to respect privacy in cyberspace even as it appeared to be militarizing cybersecurity.

“Obama was very deliberate in saying that the U.S. military and the U.S. government would not be looking at our e-mail and not tracking what we do online,” Ms. Berrigan said. “This is not to say there is not a cyberthreat out there or that cyberterrorism is not a significant concern. We should be vigilant and creative. But once again we see the Pentagon being put at the heart of it and at front lines of offering a solution.”

Ms. Berrigan said that just as the counterinsurgency wars in Iraq and Afghanistan had proved that “there is no front line anymore, and no demilitarized zone anymore, then if the Pentagon and the military services see cyberspace as a battlefield domain, then the lines protecting privacy and our civil liberties get blurred very, very quickly.”

Source: http://www.nytimes.com/2009/06/13/us/politics/13cyber.html?_r=1&th&emc=th

Cyberwargames

Cyberwar

Cadets Trade the Trenches for Firewalls

By COREY KILGANNON and NOAM COHEN
Published: May 10, 2009

WEST POINT, N.Y. – The Army forces were under attack. Communications were down, and the chain of command was broken.

Pacing a makeshift bunker whose entrance was camouflaged with netting, the young man in battle fatigues barked at his comrades: “They are flooding the e-mail server. Block it. I’ll take the heat for it.”

These are the war games at West Point, at least last month, when a team of cadets spent four days struggling around the clock to establish a computer network and keep it operating while hackers from the National Security Agency in Maryland tried to infiltrate it with methods that an enemy might use. The N.S.A. made the cadets’ task more difficult by planting viruses on some of the equipment, just as real-world hackers have done on millions of computers around the world.

The competition was a final exam of sorts for a senior elective class. The cadets, who were computer science and information technology majors, competed against teams from the Navy, Air Force, Coast Guard and Merchant Marine as well as the Naval Postgraduate School and the Air Force Institute of Technology. Each team was judged on how well it subdued the threats from the N.S.A.

The cyberwar games at West Point are just one example of a heightened awareness across the military that it must treat the threat of a computer attack as seriously as it does an attack carried out by a bomber or combat brigade. There is hardly an American military unit or headquarters that has not been ordered to analyze the risk of cyberattacks to its mission – and to train to counter them. If the hackers were to succeed, they could change information on the network and cripple Internet communications.

In the desert outside Las Vegas, in a series of inconspicuous trailers, some of the most highly motivated hackers in the United States spend their days and nights probing the military’s vast computer networks for weaknesses to exploit.

These hackers – many of whom got their start as teenagers devoted to computer screens in their basements – have access to the latest in attack software. Some of it was developed by cryptologists at the N.S.A., the nation’s largest intelligence agency, where most of the government’s talent for breaking and making computer codes resides.

The hackers have an official name – the 57th Information Aggressor Squadron – and a real home, Nellis Air Force Base.

The Army last year created its own destination for computer experts, the Network Warfare Battalion, where many of the cadets in the cyberwar games hope to be assigned. But even so, the ranks are still small.

The Defense Department today graduates only 80 students a year from its cyberwar schools, causing Defense Secretary Robert M. Gates to complain that the Pentagon is “desperately short of people who have capabilities in this area in all the services, and we have to address it.” Under current Pentagon budget proposals, the number of students cycled through the schools will be quadrupled in the next two years.

Part of the Pentagon’s effort to increase the military’s capabilities are the annual cyberwar games played at the nation’s military academies, including West Point, where young cadets in combat boots and buzz cuts talk megabytes instead of megatons on a campus dotted with statues of generals, historic armaments and old stone buildings.

While the Pentagon has embraced the need for offensive cyberwarfare, there were no offensive maneuvers in the games last month, said Col. Joe Adams, who teaches Information Assurance and stood at the head of the classroom during the April exercise.

Cadet Joshua Ewing said he and his fellow Blue Team members “learn all the techniques that a hacker would do, and we try to beat a hacker.”

These strategies are not just theoretical. Most of these cadets will soon be sent to Afghanistan to carry out such work, Cadet Ewing said.

When the military deploys in a combat zone or during a domestic emergency, establishing a secure Internet connection is an early priority. To keep things humming, the military’s experts must fend off the ordinary chaos of the Internet as well as attacks devised to disable the communications system, like flooding e-mail servers with so many junk messages that they collapse.

Underscoring how seriously the cadets were taking the April games, the sign above the darkened entranceway in Thayer Hall read “Information Warfare Live Fire Range” and the area was draped with camouflage netting.

One group had to retrieve crucial information from a partly erased hard drive. One common method of hiding text, said Cadet Sean Storey, is to embed it in digital photographs; he had managed to find secret documents hidden this way. He was seeking a password needed to read encrypted e-mail he had located on the hard drive.

Other cadets worked in tandem, as if plugging a leaky dam, to keep the entire system working as the N.S.A. hackers attacked the engine that runs a crucial database as well as the e-mail server.

They shouted out various Internet addresses to inspect – and usually block – after getting clearance from referees. And there was that awkward moment when the cadet in charge, Salvatore Messina, had to act without clearance because the attack was so severe he couldn’t even send an e-mail message.

The cadets in this room do get their share of ribbing. But one cadet, Derek Taylor, said today’s soldiers recognize that technological expertise can be as vital as brute force in saving lives. West Point takes the competition seriously. The cadets who helped install and secure the operating system spent a week setting it up. The dean gives a pep talk; professors bring food.

Brian McCord, part of the team that installed the operating system, said he was chosen because his senior project was deeply reliant on Linux. The West Point team used this open-source operating system, freely available on the Internet, instead of relying on proprietary products from big-name companies like Microsoft or Sun Microsystems.

“It seems weird for the Army with its large contracts to be using Linux, but it’s very cheap and very customizable,” Cadet McCord said. It is also much easier to secure because “you can tweak it for everything you need” and there are not as many known ways to attack it, he said.

West Point emerged victorious in the games last month. That means the academy, which has won five of the last nine competitions, can keep the Director’s Cup trophy, which is displayed near a German Enigma encoding machine from World War II. Cracking the Enigma code helped the Allies win the war, and the machine is a stark reminder of the pivotal role of technology in warfare.

Thom Shanker contributed reporting from Washington.

Source: http://www.nytimes.com/2009/05/11/technology/11cybergames.html

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