Entries Tagged "privacy"

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The Economics of Bulk Surveillance

Ross Anderson has an important new paper on the economics that drive government-on-population bulk surveillance:

My first big point is that all the three factors which lead to monopoly – network effects, low marginal costs and technical lock-in – are present and growing in the national-intelligence nexus itself. The Snowden papers show that neutrals like Sweden and India are heavily involved in information sharing with the NSA, even though they have tried for years to pretend otherwise. A non-aligned country such as India used to be happy to buy warplanes from Russia; nowadays it still does, but it shares intelligence with the NSA rather then the FSB. If you have a choice of joining a big spy network like America’s or a small one like Russia’s then it’s like choosing whether to write software for the PC or the Mac back in the 1990s. It may be partly an ideological choice, but the economics can often be stronger than the ideology.

Second, modern warfare, like the software industry, has seen the bulk of its costs turn from variable costs into fixed costs. In medieval times, warfare was almost entirely a matter of manpower, and society was organised appropriately; as well as rent or produce, tenants owed their feudal lord forty days’ service in peacetime, and sixty days during a war. Barons held their land from the king in return for an oath of fealty, and a duty to provide a certain size of force on demand; priests and scholars paid a tax in lieu of service, so that a mercenary could be hired in their place. But advancing technology brought steady industrialisation. When the UK and the USA attacked Germany in 1944, we did not send millions of men to Europe, as in the first world war, but a combat force of a couple of hundred thousand troops – though with thousands of tanks and backed by larger numbers of men in support roles in tens of thousands of aircraft and ships. Nowadays the transition from labour to capital has gone still further: to kill a foreign leader, we could get a drone fire a missile that costs $30,000. But that’s backed by colossal investment – the firms whose data are tapped by PRISM have a combined market capitalisation of over $1 trillion.

Third is the technical lock-in, which operates at a number of levels. First, there are lock-in effects in the underlying industries, where (for example) Cisco dominates the router market: those countries that have tried to build US-free information infrastructures (China) or even just government information infrastructures (Russia, Germany) find it’s expensive. China went to the trouble of sponsoring an indigenous vendor, Huawei, but it’s unclear how much separation that buys them because of the common code shared by router vendors: a vulnerability discovered in one firm’s products may affect another. Thus the UK government lets BT buy Huawei routers for all but its network’s most sensitive parts (the backbone and the lawful-intercept functions). Second, technical lock-in affects the equipment used by the intelligence agencies themselves, and is in fact promoted by the agencies via ETSI standards for functions such as lawful intercept.

Just as these three factors led to the IBM network dominating the mainframe age, the Intel/Microsoft network dominating the PC age, and Facebook dominating the social networking scene, so they push strongly towards global surveillance becoming a single connected ecosystem.

These are important considerations when trying to design national policies around surveillance.

Ross’s blog post.

Posted on May 27, 2014 at 10:13 AMView Comments

Peter Watts on the Harms of Surveillance

Biologist Peter Watts makes some good points:

Mammals don’t respond well to surveillance. We consider it a threat. It makes us paranoid, and aggressive and vengeful.

[…]

“Natural selection favors the paranoid,” Watts said. Those who run away. In the earliest days of man on the savannah, when we roamed among the predatory, wild animals, someone realized pretty quickly that lions stalked their prey from behind the tall, untamed grass. And so anyone hoping to keep on breathing developed a healthy fear of the lions in the grass and listened for the rustling in the brush in order to avoid becoming lunch for an animal more powerful than themselves. It was instinct. If the rustling, the perceived surveillance, turns out to just be the wind? Well, no harm done.

“For a very long time, people who don’t see agency have a disproportionate tendency to get eaten,” Watts noted.

And so, we’ve developed those protective instincts. “We see faces in the clouds; we hear ghosts and monsters in the stairs at night,” Watts said. “The link between surveillance and fear is a lot deeper than the average privacy advocate is willing to admit.”

[…]

“A lot of critics say blanket surveillance treats us like criminals, but it’s deeper than that,” he said. “It makes us feel like prey. We’re seeing stalking behavior in the illogical sense,” he said.

This is interesting. People accept government surveillance out of fear: fear of the terrorists, fear of the criminals. If Watts is right, then there’s a conflict of fears. Because terrorists and criminals—kidnappers, child pornographers, drug dealers, whatever—is more evocative than the nebulous fear of being stalked, it wins.

EDITED TO ADD (5/23): His own post is better than the write-up.

EDITED TO ADD (5/24): Peter Watts has responded to this post, complaining about the misquotes in the article I quoted. He will post a transcript of his talk, so we can see what he actually said. My guess is that I will still agree with it.

He also recommended this post of his, which is well worth reading.

EDITED TO ADD (5/27): Here is the transcript.

Posted on May 23, 2014 at 6:42 AMView Comments

The NSA is Not Made of Magic

I am regularly asked what is the most surprising thing about the Snowden NSA documents. It’s this: the NSA is not made of magic. Its tools are no different from what we have in our world, it’s just better-funded. X-KEYSCORE is Bro plus memory. FOXACID is Metasploit with a budget. QUANTUM is AirPwn with a seriously privileged position on the backbone. The NSA breaks crypto not with super-secret cryptanalysis, but by using standard hacking tricks such as exploiting weak implementations and default keys. Its TAO implants are straightforward enhancements of attack tools developed by researchers, academics, and hackers; here’s a computer the size of a grain of rice, if you want to make your own such tools. The NSA’s collection and analysis tools are basically what you’d expect if you thought about it for a while.

That, fundamentally, is surprising. If you gave a super-secret Internet exploitation organization $10 billion annually, you’d expect some magic. And my guess is that there is some, around the edges, that has not become public yet. But that we haven’t seen any yet is cause for optimism.

Posted on May 21, 2014 at 3:29 PMView Comments

Espionage vs. Surveillance

According to NSA documents published in Glenn Greenwald’s new book No Place to Hide, we now know that the NSA spies on embassies and missions all over the world, including those of Brazil, Bulgaria, Colombia, the European Union, France, Georgia, Greece, India, Italy, Japan, Mexico, Slovakia, South Africa, South Korea, Taiwan, Venezuela and Vietnam.

This will certainly strain international relations, as happened when it was revealed that the U.S. is eavesdropping on German Chancellor Angela Merkel’s cell phone—but is anyone really surprised? Spying on foreign governments is what the NSA is supposed to do. Much more problematic, and dangerous, is that the NSA is spying on entire populations. It’s a mistake to have the same laws and organizations involved with both activities, and it’s time we separated the two.

The former is espionage: the traditional mission of the NSA. It’s an important military mission, both in peacetime and wartime, and something that’s not going to go away. It’s targeted. It’s focused. Decisions of whom to target are decisions of foreign policy. And secrecy is paramount.

The latter is very different. Terrorists are a different type of enemy; they’re individual actors instead of state governments. We know who foreign government officials are and where they’re located: in government offices in their home countries, and embassies abroad. Terrorists could be anyone, anywhere in the world. To find them, the NSA has to look for individual bad actors swimming in a sea of innocent people. This is why the NSA turned to broad surveillance of populations, both in the U.S. and internationally.

If you think about it, this is much more of a law enforcement sort of activity than a military activity. Both involve security, but just as the NSA’s traditional focus was governments, the FBI’s traditional focus was individuals. Before and after 9/11, both the NSA and the FBI were involved in counterterrorism. The FBI did work in the U.S. and abroad. After 9/11, the primary mission of counterterrorist surveillance was given to the NSA because it had existing capabilities, but the decision could have gone the other way.

Because the NSA got the mission, both the military norms and the legal framework from the espionage world carried over. Our surveillance efforts against entire populations were kept as secret as our espionage efforts against governments. And we modified our laws accordingly. The 1978 Foreign Intelligence Surveillance Act (FISA) that regulated NSA surveillance required targets to be “agents of a foreign power.” When the law was amended in 2008 under the FISA Amendments Act, a target could be any foreigner anywhere.

Government-on-government espionage is as old as governments themselves, and is the proper purview of the military. So let the Commander in Chief make the determination on whose cell phones to eavesdrop on, and let the NSA carry those orders out.

Surveillance is a large-scale activity, potentially affecting billions of people, and different rules have to apply – the rules of the police. Any organization doing such surveillance should apply the police norms of probable cause, due process, and oversight to population surveillance activities. It should make its activities much less secret and more transparent. It should be accountable in open courts. This is how we, and the rest of the world, regains the trust in the US’s actions.

In January, President Obama gave a speech on the NSA where he said two very important things. He said that the NSA would no longer spy on Angela Merkel’s cell phone. And while he didn’t extend that courtesy to the other 82 million citizens of Germany, he did say that he would extend some of the U.S.’s constitutional protections against warrantless surveillance to the rest of the world.

Breaking up the NSA by separating espionage from surveillance, and putting the latter under a law enforcement regime instead of a military regime, is a step toward achieving that.

This essay originally appeared on CNN.com.

Posted on May 14, 2014 at 12:08 PMView Comments

Internet Subversion

In addition to turning the Internet into a worldwide surveillance platform, the NSA has surreptitiously weakened the products, protocols, and standards we all use to protect ourselves. By doing so, it has destroyed the trust that underlies the Internet. We need that trust back.

Trust is inherently social. It is personal, relative, situational, and fluid. It is not uniquely human, but it is the underpinning of everything we have accomplished as a species. We trust other people, but we also trust organizations and processes. The psychology is complex, but when we trust a technology, we basically believe that it will work as intended.

This is how we technologists trusted the security of the Internet. We didn’t have any illusions that the Internet was secure, or that governments, criminals, hackers, and others couldn’t break into systems and networks if they were sufficiently skilled and motivated. We didn’t trust that the programmers were perfect, that the code was bug-free, or even that our crypto math was unbreakable. We knew that Internet security was an arms race, and the attackers had most of the advantages.

What we trusted was that the technologies would stand or fall on their own merits.

We now know that trust was misplaced. Through cooperation, bribery, threats, and compulsion, the NSA—and the United Kingdom’s GCHQ—forced companies to weaken the security of their products and services, then lie about it to their customers.

We know of a few examples of this weakening. The NSA convinced Microsoft to make some unknown changes to Skype in order to make eavesdropping on conversations easier. The NSA also inserted a degraded random number generator into a common standard, then worked to get that generator used more widely.

I have heard engineers working for the NSA, FBI, and other government agencies delicately talk around the topic of inserting a “backdoor” into security products to allow for government access. One of them told me, “It’s like going on a date. Sex is never explicitly mentioned, but you know it’s on the table.” The NSA’s SIGINT Enabling Project has a $250 million annual budget; presumably it has more to show for itself than the fragments that have become public. Reed Hundt calls for the government to support a secure Internet, but given its history of installing backdoors, why would we trust claims that it has turned the page?

We also have to assume that other countries have been doing the same things. We have long believed that networking products from the Chinese company Huawei have been backdoored by the Chinese government. Do we trust hardware and software from Russia? France? Israel? Anywhere?

This mistrust is poison. Because we don’t know, we can’t trust any of them. Internet governance was largely left to the benign dictatorship of the United States because everyone more or less believed that we were working for the security of the Internet instead of against it. But now that system is in turmoil. Foreign companies are fleeing US suppliers because they don’t trust American firms’ security claims. Far worse governments are using these revelations to push for a more isolationist Internet, giving them more control over what their citizens see and say.

All so we could eavesdrop better.

There is a term in the NSA: “nobus,” short for “nobody but us.” The NSA believes it can subvert security in such a way that only it can take advantage of that subversion. But that is hubris. There is no way to determine if or when someone else will discover a vulnerability. These subverted systems become part of our infrastructure; the harms to everyone, once the flaws are discovered, far outweigh the benefits to the NSA while they are secret.

We can’t both weaken the enemy’s networks and protect our own. Because we all use the same products, technologies, protocols, and standards, we either allow everyone to spy on everyone, or prevent anyone from spying on anyone. By weakening security, we are weakening it against all attackers. By inserting vulnerabilities, we are making everyone vulnerable. The same vulnerabilities used by intelligence agencies to spy on each other are used by criminals to steal your passwords. It is surveillance versus security, and we all rise and fall together.

Security needs to win. The Internet is too important to the world—and trust is too important to the Internet—to squander it like this. We’ll never get every power in the world to agree not to subvert the parts of the Internet they control, but we can stop subverting the parts we control. Most of the high-tech companies that make the Internet work are US companies, so our influence is disproportionate. And once we stop subverting, we can credibly devote our resources to detecting and preventing subversion by others.

This essay previously appeared in the Boston Review.

Posted on May 12, 2014 at 6:26 AMView Comments

Conversnitch

Surveillance is getting cheaper and easier:

Two artists have revealed Conversnitch, a device they built for less than $100 that resembles a lightbulb or lamp and surreptitiously listens in on nearby conversations and posts snippets of transcribed audio to Twitter. Kyle McDonald and Brian House say they hope to raise questions about the nature of public and private spaces in an era when anything can be broadcast by ubiquitous, Internet-connected listening devices.

This is meant as an art project to raise awareness, but the technology is getting cheaper all the time.

The surveillance gadget they unveiled Wednesday is constructed from little more than a Raspberry Pi miniature computer, a microphone, an LED and a plastic flower pot. It screws into and draws power from any standard bulb socket. Then it uploads captured audio via the nearest open Wi-Fi network to Amazon’s Mechanical Turk crowdsourcing platform, which McDonald and House pay small fees to transcribe the audio and post lines of conversation to Conversnitch’s Twitter account.

Consumer spy devices are now affordable by the masses. For $54, you can buy a camera hidden in a smoke detector. For $80, you can buy one hidden in an alarm clock. There are many more options.

Posted on April 23, 2014 at 2:33 PMView Comments

Metaphors of Surveillance

There’s a new study looking at the metaphors we use to describe surveillance.

Over 62 days between December and February, we combed through 133 articles by 105 different authors and over 60 news outlets. We found that 91 percent of the articles contained metaphors about surveillance. There is rich thematic diversity in the types of metaphors that are used, but there is also a failure of imagination in using literature to describe surveillance.

Over 9 percent of the articles in our study contained metaphors related to the act of collection; 8 percent to literature (more on that later); about 6 percent to nautical themes; and more than 3 percent to authoritarian regimes.

On the one hand, journalists and bloggers have been extremely creative in attempting to describe government surveillance, for example, by using a variety of metaphors related to the act of collection: sweep, harvest, gather, scoop, glean, pluck, trap. These also include nautical metaphors, such as trawling, tentacles, harbor, net, and inundation. These metaphors seem to fit with data and information flows.

The only literature metaphor used is the book 1984.

This is sad. I agree with Daniel Solove that Kafka’s The Trial is a much better literary metaphor. This article suggests some other literary metaphors, most notably Philip K. Dick. And this one suggests the Eye of Sauron.

Posted on April 18, 2014 at 2:21 PMView Comments

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Sidebar photo of Bruce Schneier by Joe MacInnis.