Entries Tagged "fear"

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Beyond Security Theater

[I was asked to write this essay for the New Internationalist (n. 427, November 2009, pp. 10–13). It’s nothing I haven’t said before, but I’m pleased with how this essay came together.]

Terrorism is rare, far rarer than many people think. It’s rare because very few people want to commit acts of terrorism, and executing a terrorist plot is much harder than television makes it appear. The best defenses against terrorism are largely invisible: investigation, intelligence, and emergency response. But even these are less effective at keeping us safe than our social and political policies, both at home and abroad. However, our elected leaders don’t think this way: they are far more likely to implement security theater against movie-plot threats.

A movie-plot threat is an overly specific attack scenario. Whether it’s terrorists with crop dusters, terrorists contaminating the milk supply, or terrorists attacking the Olympics, specific stories affect our emotions more intensely than mere data does. Stories are what we fear. It’s not just hypothetical stories: terrorists flying planes into buildings, terrorists with bombs in their shoes or in their water bottles, and terrorists with guns and bombs waging a co-ordinated attack against a city are even scarier movie-plot threats because they actually happened.

Security theater refers to security measures that make people feel more secure without doing anything to actually improve their security. An example: the photo ID checks that have sprung up in office buildings. No-one has ever explained why verifying that someone has a photo ID provides any actual security, but it looks like security to have a uniformed guard-for-hire looking at ID cards. Airport-security examples include the National Guard troops stationed at US airports in the months after 9/11—their guns had no bullets. The US colour-coded system of threat levels, the pervasive harassment of photographers, and the metal detectors that are increasingly common in hotels and office buildings since the Mumbai terrorist attacks, are additional examples.

To be sure, reasonable arguments can be made that some terrorist targets are more attractive than others: aeroplanes because a small bomb can result in the death of everyone aboard, monuments because of their national significance, national events because of television coverage, and transportation because of the numbers of people who commute daily. But there are literally millions of potential targets in any large country (there are five million commercial buildings alone in the US), and hundreds of potential terrorist tactics; it’s impossible to defend every place against everything, and it’s impossible to predict which tactic and target terrorists will try next.

Feeling and Reality

Security is both a feeling and a reality. The propensity for security theater comes from the interplay between the public and its leaders. When people are scared, they need something done that will make them feel safe, even if it doesn’t truly make them safer. Politicians naturally want to do something in response to crisis, even if that something doesn’t make any sense.

Often, this “something” is directly related to the details of a recent event: we confiscate liquids, screen shoes, and ban box cutters on airplanes. But it’s not the target and tactics of the last attack that are important, but the next attack. These measures are only effective if we happen to guess what the next terrorists are planning. If we spend billions defending our rail systems, and the terrorists bomb a shopping mall instead, we’ve wasted our money. If we concentrate airport security on screening shoes and confiscating liquids, and the terrorists hide explosives in their brassieres and use solids, we’ve wasted our money. Terrorists don’t care what they blow up and it shouldn’t be our goal merely to force the terrorists to make a minor change in their tactics or targets.

Our penchant for movie plots blinds us to the broader threats. And security theater consumes resources that could better be spent elsewhere.

Any terrorist attack is a series of events: something like planning, recruiting, funding, practising, executing, aftermath. Our most effective defenses are at the beginning and end of that process—intelligence, investigation, and emergency response—and least effective when they require us to guess the plot correctly. By intelligence and investigation, I don’t mean the broad data-mining or eavesdropping systems that have been proposed and in some cases implemented—those are also movie-plot stories without much basis in actual effectiveness—but instead the traditional “follow the evidence” type of investigation that has worked for decades.

Unfortunately for politicians, the security measures that work are largely invisible. Such measures include enhancing the intelligence-gathering abilities of the secret services, hiring cultural experts and Arabic translators, building bridges with Islamic communities both nationally and internationally, funding police capabilities—both investigative arms to prevent terrorist attacks, and emergency communications systems for after attacks occur—and arresting terrorist plotters without media fanfare. They do not include expansive new police or spying laws. Our police don’t need any new laws to deal with terrorism; rather, they need apolitical funding. These security measures don’t make good television, and they don’t help, come re-election time. But they work, addressing the reality of security instead of the feeling.

The arrest of the “liquid bombers” in London is an example: they were caught through old-fashioned intelligence and police work. Their choice of target (airplanes) and tactic (liquid explosives) didn’t matter; they would have been arrested regardless.

But even as we do all of this we cannot neglect the feeling of security, because it’s how we collectively overcome the psychological damage that terrorism causes. It’s not security theater we need, it’s direct appeals to our feelings. The best way to help people feel secure is by acting secure around them. Instead of reacting to terrorism with fear, we—and our leaders—need to react with indomitability.

Refuse to Be Terrorized

By not overreacting, by not responding to movie-plot threats, and by not becoming defensive, we demonstrate the resilience of our society, in our laws, our culture, our freedoms. There is a difference between indomitability and arrogant “bring ’em on” rhetoric. There’s a difference between accepting the inherent risk that comes with a free and open society, and hyping the threats.

We should treat terrorists like common criminals and give them all the benefits of true and open justice—not merely because it demonstrates our indomitability, but because it makes us all safer. Once a society starts circumventing its own laws, the risks to its future stability are much greater than terrorism.

Supporting real security even though it’s invisible, and demonstrating indomitability even though fear is more politically expedient, requires real courage. Demagoguery is easy. What we need is leaders willing both to do what’s right and to speak the truth.

Despite fearful rhetoric to the contrary, terrorism is not a transcendent threat. A terrorist attack cannot possibly destroy a country’s way of life; it’s only our reaction to that attack that can do that kind of damage. The more we undermine our own laws, the more we convert our buildings into fortresses, the more we reduce the freedoms and liberties at the foundation of our societies, the more we’re doing the terrorists’ job for them.

We saw some of this in the Londoners’ reaction to the 2005 transport bombings. Among the political and media hype and fearmongering, there was a thread of firm resolve. People didn’t fall victim to fear. They rode the trains and buses the next day and continued their lives. Terrorism’s goal isn’t murder; terrorism attacks the mind, using victims as a prop. By refusing to be terrorized, we deny the terrorists their primary weapon: our own fear.

Today, we can project indomitability by rolling back all the fear-based post-9/11 security measures. Our leaders have lost credibility; getting it back requires a decrease in hyperbole. Ditch the invasive mass surveillance systems and new police state-like powers. Return airport security to pre-9/11 levels. Remove swagger from our foreign policies. Show the world that our legal system is up to the challenge of terrorism. Stop telling people to report all suspicious activity; it does little but make us suspicious of each other, increasing both fear and helplessness.

Terrorism has always been rare, and for all we’ve heard about 9/11 changing the world, it’s still rare. Even 9/11 failed to kill as many people as automobiles do in the US every single month. But there’s a pervasive myth that terrorism is easy. It’s easy to imagine terrorist plots, both large-scale “poison the food supply” and small-scale “10 guys with guns and cars.” Movies and television bolster this myth, so many people are surprised that there have been so few attacks in Western cities since 9/11. Certainly intelligence and investigation successes have made it harder, but mostly it’s because terrorist attacks are actually hard. It’s hard to find willing recruits, to co-ordinate plans, and to execute those plans—and it’s easy to make mistakes.

Counterterrorism is also hard, especially when we’re psychologically prone to muck it up. Since 9/11, we’ve embarked on strategies of defending specific targets against specific tactics, overreacting to every terrorist video, stoking fear, demonizing ethnic groups, and treating the terrorists as if they were legitimate military opponents who could actually destroy a country or a way of life—all of this plays into the hands of terrorists. We’d do much better by leveraging the inherent strengths of our modern democracies and the natural advantages we have over the terrorists: our adaptability and survivability, our international network of laws and law enforcement, and the freedoms and liberties that make our society so enviable. The way we live is open enough to make terrorists rare; we are observant enough to prevent most of the terrorist plots that exist, and indomitable enough to survive the even fewer terrorist plots that actually succeed. We don’t need to pretend otherwise.

EDITED TO ADD (11/14): Commentary from Kevin Drum, James Fallows, and The Economist.

Posted on November 13, 2009 at 6:52 AMView Comments

Fear and Overreaction

It’s hard work being prey. Watch the birds at a feeder. They’re constantly on alert, and will fly away from food—from easy nutrition—at the slightest movement or sound. Given that I’ve never, ever seen a bird plucked from a feeder by a predator, it seems like a whole lot of wasted effort against not very big a threat.

Assessing and reacting to risk is one of the most important things a living creature has to deal with. The amygdala, an ancient part of the brain that first evolved in primitive fishes, has that job. It’s what’s responsible for the fight-or-flight reflex. Adrenaline in the bloodstream, increased heart rate, increased muscle tension, sweaty palms; that’s the amygdala in action. And it works fast, faster than consciousnesses: show someone a snake and their amygdala will react before their conscious brain registers that they’re looking at a snake.

Fear motivates all sorts of animal behaviors. Schooling, flocking, and herding are all security measures. Not only is it less likely that any member of the group will be eaten, but each member of the group has to spend less time watching out for predators. Animals as diverse as bumblebees and monkeys both avoid food in areas where predators are common. Different prey species have developed various alarm calls, some surprisingly specific. And some prey species have even evolved to react to the alarms given off by other species.

Evolutionary biologist Randolph Nesse has studied animal defenses, particularly those that seem to be overreactions. These defenses are mostly all-or-nothing; a creature can’t do them halfway. Birds flying off, sea cucumbers expelling their stomachs, and vomiting are all examples. Using signal detection theory, Nesse showed that all-or-nothing defenses are expected to have many false alarms. “The smoke detector principle shows that the overresponsiveness of many defenses is an illusion. The defenses appear overresponsive because they are ‘inexpensive’ compared to the harms they protect against and because errors of too little defense are often more costly than errors of too much defense.”

So according to the theory, if flight costs 100 calories, both in flying and lost eating time, and there’s a 1 in 100 chance of being eaten if you don’t fly away, it’s smarter for survival to use up 10,000 calories repeatedly flying at the slightest movement even though there’s a 99 percent false alarm rate. Whatever the numbers happen to be for a particular species, it has evolved to get the trade-off right.

This makes sense, until the conditions that the species evolved under change quicker than evolution can react to. Even though there are far fewer predators in the city, birds at my feeder react as if they were in the primal forest. Even birds safe in a zoo’s aviary don’t realize that the situation has changed.

Humans are both no different and very different. We, too, feel fear and react with our amygdala, but we also have a conscious brain that can override those reactions. And we too live in a world very different from the one we evolved in. Our reflexive defenses might be optimized for the risks endemic to living in small family groups in the East African highlands in 100,000 BC, not 2009 New York City. But we can go beyond fear, and actually think sensibly about security.

Far too often, we don’t. We tend to be poor judges of risk. We overreact to rare risks, we ignore long-term risks, we magnify risks that are also morally offensive. We get risks wrongthreats, probabilities, and costs—all the time. When we’re afraid, really afraid, we’ll do almost anything to make that fear go away. Both politicians and marketers have learned to push that fear button to get us to do what they want.

One night last month, I was awakened from my hotel-room sleep by a loud, piercing alarm. There was no way I could ignore it, but I weighed the risks and did what any reasonable person would do under the circumstances: I stayed in bed and waited for the alarm to be turned off. No point getting dressed, walking down ten flights of stairs, and going outside into the cold for what invariably would be a false alarm—serious hotel fires are very rare. Unlike the bird in an aviary, I knew better.

You can disagree with my risk calculus, and I’m sure many hotel guests walked downstairs and outside to the designated assembly point. But it’s important to recognize that the ability to have this sort of discussion is uniquely human. And we need to have the discussion repeatedly, whether the topic is the installation of a home burglar alarm, the latest TSA security measures, or the potential military invasion of another country. These things aren’t part of our evolutionary history; we have no natural sense of how to respond to them. Our fears are often calibrated wrong, and reason is the only way we can override them.

This essay first appeared on DarkReading.com.

Posted on November 4, 2009 at 7:12 AMView Comments

Detecting Terrorists by Smelling Fear

Really:

The technology relies on recognising a pheromone – or scent signal – produced in sweat when a person is scared.

Researchers hope the ”fear detector” will make it possible to identify individuals at check points who are up to no good.

Terrorists with murder in mind, drug smugglers, or criminals on the run are likely to be very fearful of being discovered.

Seems like yet another technology that will be swamped with false positives.

And is there any justification to the hypothesis that terrorists will be more afraid than anyone else? And do we know why people tend to feel fear? Is it because they’re up to no good, or because of more benign reasons—like they’re scared of something? This link from emotion to intent is very tenuous.

Posted on November 3, 2009 at 6:12 AMView Comments

Immediacy Affects Risk Assessments

New experiment demonstrates what we already knew:

That’s because people tend to view their immediate emotions, such as their perceptions of threats or risks, as more intense and important than their previous emotions.

In one part of the study focusing on terrorist threats, using materials adapted from the U.S. Department of Homeland Security, Van Boven and his research colleagues presented two scenarios to people in a college laboratory depicting warnings about traveling abroad to two countries.

Participants were then asked to report which country seemed to have greater terrorist threats. Many of them reported that the country they last read about was more dangerous.

“What our study has shown is that when people learn about risks, even in very rapid succession where the information is presented to them in a very clear and vivid way, they still respond more strongly to what is right in front of them,” Van Boven said.

[…]

Human emotions stem from a very old system in the brain, Van Boven says. When it comes to reacting to threats, real or exaggerated, it goes against the grain of thousands of years of evolution to just turn off that emotional reaction. It’s not something most people can do, he said.

“And that’s a problem, because people’s emotions are fundamental to their judgments and decisions in everyday life,” Van Boven said. “When people are constantly being bombarded by new threats or things to be fearful of, they can forget about the genuinely big problems, like global warming, which really need to be dealt with on a large scale with public support.”

In today’s 24-hour society, talk radio, the Internet and extensive media coverage of the “threat of the day” only exacerbate the trait of focusing on our immediate emotions, he said.

“One of the things we know about how emotional reactions work is they are not very objective, so people can get outraged or become fearful of what might actually be a relatively minor threat,” Van Boven said. “One worry is some people are aware of these kinds of effects and can use them to manipulate our actions in ways that we may prefer to avoid.”

[…]

“If you’re interested in having an informed citizenry you tell people about all the relevant risks, but what our research shows is that is not sufficient because those things still happen in sequence and people will still respond immediately to whatever happens to be in front of them,” he said. “In order to make good decisions and craft good policies we need to know how people are going to respond.”

Posted on September 30, 2009 at 1:17 PMView Comments

Modifying the Color-Coded Threat Alert System

I wrote about the DHS’s color-coded threat alert system in 2003, in Beyond Fear:

The color-coded threat alerts issued by the Department of Homeland Security are useless today, but may become useful in the future. The U.S. military has a similar system; DEFCON 1-5 corresponds to the five threat alerts levels: Green, Blue, Yellow, Orange, and Red. The difference is that the DEFCON system is tied to particular procedures; military units have specific actions they need to perform every time the DEFCON level goes up or down. The color-alert system, on the other hand, is not tied to any specific actions. People are left to worry, or are given nonsensical instructions to buy plastic sheeting and duct tape. Even local police departments and government organizations largely have no idea what to do when the threat level changes. The threat levels actually do more harm than good, by needlessly creating fear and confusion (which is an objective of terrorists) and anesthetizing people to future alerts and warnings. If the color-alert system became something better defined, so that people know exactly what caused the levels to change, what the change means, and what actions they need to take in the event of a change, then it could be useful. But even then, the real measure of effectiveness is in the implementation. Terrorist attacks are rare, and if the color-threat level changes willy-nilly with no obvious cause or effect, then people will simply stop paying attention. And the threat levels are publicly known, so any terrorist with a lick of sense will simply wait until the threat level goes down.

Of course, the codes never became useful. There were never any actions associated with them. And we now know that their primary use was political. They were, and remain, a security joke.

This is what I wrote in 2004:

The DHS’s threat warnings have been vague, indeterminate, and unspecific. The threat index goes from yellow to orange and back again, although no one is entirely sure what either level means. We’ve been warned that the terrorists might use helicopters, scuba gear, even cheap prescription drugs from Canada. New York and Washington, D.C., were put on high alert one day, and the next day told that the alert was based on information years old. The careful wording of these alerts allows them not to require any sound, confirmed, accurate intelligence information, while at the same time guaranteeing hysterical media coverage. This headline-grabbing stuff might make for good movie plots, but it doesn’t make us safer.

This kind of behavior is all that’s needed to generate widespread fear and uncertainty. It keeps the public worried about terrorism, while at the same time reminding them that they’re helpless without the government to defend them.

It’s one thing to issue a hurricane warning, and advise people to board up their windows and remain in the basement. Hurricanes are short-term events, and it’s obvious when the danger is imminent and when it’s over. People respond to the warning, and there is a discrete period when their lives are markedly different. They feel there was a usefulness to the higher alert mode, even if nothing came of it.

It’s quite another to tell people to remain on alert, but not to alter their plans. According to scientists, California is expecting a huge earthquake sometime in the next 200 years. Even though the magnitude of the disaster will be enormous, people just can’t stay alert for 200 years. It goes against human nature. Residents of California have the same level of short-term fear and long-term apathy regarding the threat of earthquakes that the rest of the nation has developed regarding the DHS’s terrorist threat alert.

A terrorist alert that instills a vague feeling of dread or panic, without giving people anything to do in response, is ineffective. Even worse, it echoes the very tactics of the terrorists. There are two basic ways to terrorize people. The first is to do something spectacularly horrible, like flying airplanes into skyscrapers and killing thousands of people. The second is to keep people living in fear. Decades ago, that was one of the IRA’s major aims. Inadvertently, the DHS is achieving the same thing.

Finally, in 2009, the DHS is considering changes to the system:

A proposal by the Homeland Security Advisory Council, unveiled late Tuesday, recommends removing two of the five colors, with a standard state of affairs being a “guarded” Yellow. The Green “low risk of terrorist attacks” might get removed altogether, meaning stay prepared for your morning subway commute to turn deadly at any moment.

That’s right, according to the DHS the problem was too many levels. I hope you all feel safer now.

Here are some more whimsical designs, but I want the whole thing be ditched. And it should be easy to ditch; no one thinks it has any value. Unfortunately, if the Obama Administration can’t make this simple change, I don’t think they have the political will to make any of the harder changes we need.

Posted on September 18, 2009 at 6:45 AMView Comments

The Exaggerated Fears of Cyber-War

Good article, which basically says our policies are based more on fear than on reality.

On cyber-terrorism:

So why is there so much concern about “cyber-terrorism”? Answering a question with a question: who frames the debate? Much of the data are gathered by ultra-secretive government agencies—which need to justify their own existence—and cyber-security companies—which derive commercial benefits from popular anxiety. Journalists do not help. Gloomy scenarios and speculations about cyber-Armaggedon draw attention, even if they are relatively short on facts.

Politicians, too, deserve some blame, as they are usually quick to draw parallels between cyber-terrorism and conventional terrorism—often for geopolitical convenience—while glossing over the vast differences that make military metaphors inappropriate. In particular, cyber-terrorism is anonymous, decentralized, and even more detached than ordinary terrorism from physical locations. Cyber-terrorists do not need to hide in caves or failed states; “cyber-squads” typically reside in multiple geographic locations, which tend to be urban and well-connected to the global communications grid. Some might still argue that state sponsorship (or mere toleration) of cyber-terrorism could be treated as casus belli, but we are yet to see a significant instance of cyber-terrorists colluding with governments. All of this makes talk of large-scale retaliation impractical, if not irresponsible, but also understandable if one is trying to attract attention.

Much of the cyber-security problem, then, seems to be exaggerated: the economy is not about to be brought down, data and networks can be secured, and terrorists do not have the upper hand.

On cyber-war:

Putting these complexities aside and focusing just on states, it is important to bear in mind that the cyber-attacks on Estonia and especially Georgia did little damage, particularly when compared to the physical destruction caused by angry mobs in the former and troops in the latter. One argument about the Georgian case is that cyber-attacks played a strategic role by thwarting Georgia’s ability to communicate with the rest of the world and present its case to the international community. This argument both overestimates the Georgian government’s reliance on the Internet and underestimates how much international PR—particularly during wartime—is done by lobbyists and publicity firms based in Washington, Brussels, and London. There is, probably, an argument to be made about the vast psychological effects of cyber-attacks—particularly those that disrupt ordinary economic life. But there is a line between causing inconvenience and causing human suffering, and cyber-attacks have not crossed it yet.

The real risk isn’t cyber-war or cyber-terrorism, it’s cyber-crime.

Posted on September 2, 2009 at 7:40 AMView Comments

Movie-Plot Threat Alert: Robot Suicide Bombers

Let’s all be afraid:

But it adds: “Robots that effectively mimic human appearance and movements may be used as human proxies.”

It raised the prospects of terrorists using robots to plant and detonate bombs or even replacing human suicide bombers.

A Home Office spokeswoman said: “This strategy looks at how technology might develop in future.

“Clearly it is important that we understand how those wishing us harm might use such technology in future so we can stay one step ahead.”

The document also warns that nanotechnology will help accelerate development of materials for future explosives while advances in fabrics will “significantly” improve camouflage and protection.

I’m sure I’ve seen this stuff in movies.

Posted on August 18, 2009 at 6:16 AMView Comments

Nuclear Self-Terrorization

More fearmongering. The headline is “Terrorists could use internet to launch nuclear attack: report.” The subhead: “The risk of cyber-terrorism escalating to a nuclear strike is growing daily, according to a study.” In the article:

The claims come in a study commissioned by the International Commission on Nuclear Non-proliferation and Disarmament (ICNND), which suggests that under the right circumstances, terrorists could break into computer systems and launch an attack on a nuclear state ­ triggering a catastrophic chain of events that would have a global impact.

Without better protection of computer and information systems, the paper suggests, governments around the world are leaving open the possibility that a well-coordinated cyberwar could quickly elevate to nuclear levels.

In fact, says the study, “this may be an easier alternative for terrorist groups than building or acquiring a nuclear weapon or dirty bomb themselves”.

Though the paper admits that the media and entertainment industries often confuse and exaggerate the risk of cyberterrorism, it also outlines a number of potential threats and situations in which dedicated hackers could use information warfare techniques to make a nuclear attack more likely.

Note the weasel words: the study “suggests that under the right circumstances.” We’re “leaving open the possibility.” The report “outlines a number of potential threats and situations” where the bad guys could “make a nuclear attack more likely.”

Gadzooks. I’m tired of this idiocy. Stop overreacting to rare risks. Refuse to be terrorized, people.

Posted on July 31, 2009 at 6:00 AMView Comments

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Sidebar photo of Bruce Schneier by Joe MacInnis.