Andrew Lewman commited on 2007-12-13 02:22:29
Zeige 1 geänderte Dateien mit 39 Einfügungen und 74 Löschungen.
... | ... |
@@ -16,7 +16,7 @@ great for users, but not so good for us, since publishing success |
16 | 16 |
stories about how people or organizations are staying anonymous could be |
17 | 17 |
counterproductive. As an example, we talked to an FBI officer who explained that he uses Tor every day for his |
18 | 18 |
work — but he quickly followed up with a request not to provide details or mention his name.</p> |
19 |
-<p> Like any technology, from pencils to cellphones, anonymity can be used for both good and evil. You have probably seen at least some of the vigorous debate |
|
19 |
+<p> Like any technology, from pencils to cellphones, anonymity can be used for both good and evil. You have probably seen some of the vigorous debate |
|
20 | 20 |
(<a href="http://www.wired.com/politics/security/commentary/securitymatters/2006/01/70000">pro</a>, |
21 | 21 |
<a href="http://www.edge.org/q2006/q06_4.html#kelly">con</a>, |
22 | 22 |
and <a href="http://web.mit.edu/gtmarx/www/anon.html">academic</a>) |
... | ... |
@@ -24,45 +24,35 @@ over anonymity. The Tor project is based on the belief that anonymity is not jus |
24 | 24 |
<a href="https://www.crimeline.co.za/default.asp">police tip lines</a>, |
25 | 25 |
<a href="http://www.texasbar.com/Content/ContentGroups/Public_Information1/Legal_Resources_Consumer_Information/Family_Law1/Adoption_Options.htm#sect2">adoption services</a>, |
26 | 26 |
<a href="http://writ.news.findlaw.com/aronson/20020827.html">police officer identities</a>, |
27 |
-and so forth. It would be impossible to rehash the entire anonymity debate here - it is too large an issue with too many nuances, and there are plenty of other places where this information can be found. We do have a <a href="page faq-abuse">Tor abuse</a> page describing some of the possible abuse cases for Tor, but suffice it to say that if you want to abuse the system, you'll either find it mostly closed for your purposes (e.g. the majority of Tor relays do not support port 25 to prevent anonymous email spamming), or if you're one of the |
|
28 |
-<a |
|
29 |
-href="http://www.schneier.com/blog/archives/2005/12/computer_crime_1.html">Four Horsemen of the Information Apocalypse</a>, |
|
27 |
+and so forth. It would be impossible to rehash the entire anonymity debate here - it is too large an issue with too many nuances, and there |
|
28 |
+are plenty of other places where this information can be found. We do have a <a href="page faq-abuse">Tor abuse</a> page describing some of |
|
29 |
+the possible abuse cases for Tor, but suffice it to say that if you want to abuse the system, you'll either find it mostly closed for your |
|
30 |
+purposes (e.g. the majority of Tor relays do not support smtp in order to prevent anonymous email spamming), or if you're one of the |
|
31 |
+<a href="http://www.schneier.com/blog/archives/2005/12/computer_crime_1.html">Four Horsemen of the Information Apocalypse</a>, |
|
30 | 32 |
you have better options than Tor. While not dismissing the potential abuses of Tor, here are just a few of the many important ways anonymity is used today:</p> |
31 | 33 |
|
32 | 34 |
<h2>Everyday, ordinary Internet surfers use Tor</h2> |
33 | 35 |
<ul> |
34 |
-<li> |
|
35 |
-<strong>They protect their privacy from unscrupulous marketers and identity thieves.</strong> |
|
36 |
-Internet Service Providers (ISPs) |
|
37 |
-<a href="http://seekingalpha.com/article/29449-compete-ceo-isps-sell-clickstreams-for-5-a-month"> |
|
36 |
+<li><strong>They protect their privacy from unscrupulous marketers and identity thieves.</strong> |
|
37 |
+Internet Service Providers (ISPs) <a href="http://seekingalpha.com/article/29449-compete-ceo-isps-sell-clickstreams-for-5-a-month"> |
|
38 | 38 |
sell your Internet browsing records</a> to marketers or anyone else willing to pay for it. They typically say that |
39 |
-they anonymize it by not providing your username or personally |
|
40 |
-identifiable information, but |
|
39 |
+they anonymize it by not providing your username or personally identifiable information, but |
|
41 | 40 |
<a href="http://www.wired.com/politics/security/news/2006/08/71579?currentPage=all">this is a farce</a>. |
42 | 41 |
A full record of every site you visit, the text of every search you perform, and potentially |
43 |
-userid and even password information can still be part of this data. |
|
44 |
-In addition to your ISP, the websites (<a href="http://www.google.com/privacy_faq.html">and search engines</a>) |
|
45 |
-you visit have their own logs, |
|
46 |
-containing the same or more information. |
|
42 |
+userid and even password information can still be part of this data. In addition to your ISP, the websites (<a href="http://www.google.com/privacy_faq.html">and search engines</a>) you visit have their own logs, containing the same or more information. |
|
47 | 43 |
</li> |
48 |
-<li> |
|
49 |
-<strong> They protect their communications from irresponsible corporations.</strong> |
|
50 |
-All over the net, Tor is being recommended to people newly concerned |
|
51 |
-about their privacy in the face of increasing breaches and betrayals of |
|
44 |
+<li><strong> They protect their communications from irresponsible corporations.</strong> |
|
45 |
+All over the net, Tor is being recommended to people newly concerned about their privacy in the face of increasing breaches and betrayals of |
|
52 | 46 |
private data. From <a href="http://www.securityfocus.com/news/11048">lost backup tapes</a>, to |
53 | 47 |
<a href="http://www.nytimes.com/2006/08/09/technology/09aol.html?ex=1312776000&en=f6f61949c6da4d38&ei=5090">giving away the data to researchers</a>, |
54 | 48 |
your data is often not well protected by those you are supposed to trust to keep it safe. |
55 | 49 |
</li> |
56 |
-<li> |
|
57 |
-<strong>They protect their children online.</strong> |
|
50 |
+<li><strong>They protect their children online.</strong> |
|
58 | 51 |
You've told your kids they shouldn't share personally identifying information online, but they may be sharing their location simply |
59 |
-by not concealing their IP address. Increasingly, IP addresses can be |
|
60 |
-<a href="http://whatismyipaddress.com/">literally mapped to a city or even street location</a>, |
|
61 |
-and can <a href="http://whatsmyip.org/more/">reveal other information</a> about how you are connecting to the Internet. |
|
52 |
+by not concealing their IP address. Increasingly, IP addresses can be <a href="http://whatismyipaddress.com/">literally mapped to a city or even street location</a>, and can <a href="http://whatsmyip.org/more/">reveal other information</a> about how you are connecting to the Internet. |
|
62 | 53 |
In the United States the government is pushing to make this mapping increasingly precise. |
63 | 54 |
</li> |
64 |
-<li> |
|
65 |
-<strong>They research sensitive topics.</strong> |
|
55 |
+<li><strong>They research sensitive topics.</strong> |
|
66 | 56 |
There's a wealth of information available online. But perhaps in your country, access to information on AIDS, birth control, |
67 | 57 |
<a href="http://www.cbsnews.com/stories/2002/12/03/tech/main531567.shtml">Tibetan culture</a>, |
68 | 58 |
or world religions is behind a national firewall. Or perhaps you are worried that if you research a particular set of |
... | ... |
@@ -73,13 +63,11 @@ you had suspicions of a pre-existing condition. |
73 | 63 |
|
74 | 64 |
<h2>Militaries use Tor</h2> |
75 | 65 |
<ul> |
76 |
-<li> |
|
77 |
-<strong>Field agents:</strong> |
|
66 |
+<li><strong>Field agents:</strong> |
|
78 | 67 |
Tor was originally designed, implemented, and deployed as a third-generation onion routing project of the Naval Research |
79 | 68 |
Laboratory, and was originally developed by and for the U.S. Navy for the primary purpose of protecting government communications. |
80 | 69 |
</li> |
81 |
-<li> |
|
82 |
-<strong>Hidden services:</strong> |
|
70 |
+<li><strong>Hidden services:</strong> |
|
83 | 71 |
When the Internet was designed by DARPA, its primary purpose was to |
84 | 72 |
be able to facilitate distributed, robust communications in case of |
85 | 73 |
local strikes. However, some functions must be centralized, such as |
... | ... |
@@ -88,8 +76,7 @@ reveal the geographic location of any server that is reachable online. |
88 | 76 |
Tor's hidden services capacity allows military command and |
89 | 77 |
control to be physically secure from discovery and takedown. |
90 | 78 |
</li> |
91 |
-<li> |
|
92 |
-<strong>Intelligence gathering:</strong> |
|
79 |
+<li><strong>Intelligence gathering:</strong> |
|
93 | 80 |
Military personnel need to use electronic resources run and monitored |
94 | 81 |
by insurgents. Obviously, they do not want the server logs on an insurgent |
95 | 82 |
website to show a military address, revealing their surveillance. |
... | ... |
@@ -102,15 +89,13 @@ website to show a military address, revealing their surveillance. |
102 | 89 |
tracks internet prisoners of conscience and jailed or harmed journalists all over the world. They advise |
103 | 90 |
journalists, sources, bloggers, and dissidents to use Tor to ensure their privacy and safety. |
104 | 91 |
</li> |
105 |
-<li> |
|
106 |
-<strong>The US <a href="http://www.ibb.gov/">International Broadcasting Bureau</a></strong> |
|
92 |
+<li><strong>The US <a href="http://www.ibb.gov/">International Broadcasting Bureau</a></strong> |
|
107 | 93 |
(Voice of America/Radio Free Europe/Radio Free Asia) supports Tor development to help Internet users in countries without |
108 | 94 |
safe access to free media. Tor preserves the ability of persons behind national firewalls or under |
109 | 95 |
the surveillance of repressive regimes to obtain a global perspective on controversial topics including democracy, |
110 | 96 |
economics and religion. |
111 | 97 |
</li> |
112 |
-<li> |
|
113 |
-Although we often think of foreign journalists working in far off lands, |
|
98 |
+<li>Although we often think of foreign journalists working in far off lands, |
|
114 | 99 |
<strong>citizen journalists in China and other <a href="http://www.rsf.org/rubrique.php3?id_rubrique=554">Internet black holes</a> |
115 | 100 |
use Tor to write about local events</strong> and to encourage social change and political reform, more secure that there will not be a knock |
116 | 101 |
on the door at midnight. |
... | ... |
@@ -119,23 +104,20 @@ on the door at midnight. |
119 | 104 |
|
120 | 105 |
<h2>Law enforcement officers use Tor</h2> |
121 | 106 |
<ul> |
122 |
-<li> |
|
123 |
-<strong>Online surveillance:</strong> |
|
107 |
+<li><strong>Online surveillance:</strong> |
|
124 | 108 |
Tor allows officials to surf questionable web sites and services |
125 | 109 |
without leaving tell-tale tracks. If the system administrator of an |
126 | 110 |
illegal gambling site, for example, were to see multiple connections from |
127 | 111 |
governmental or law enforcement computers in usage logs, investigations |
128 | 112 |
would be hampered. |
129 | 113 |
</li> |
130 |
-<li> |
|
131 |
-<strong>Sting operations:</strong> |
|
114 |
+<li><strong>Sting operations:</strong> |
|
132 | 115 |
Similarly, anonymity allows law officers to engage in online |
133 | 116 |
“undercover ” operations. Regardless of how good an |
134 | 117 |
undercover officer's “street cred” may be, if his or her |
135 | 118 |
email headers include nypd.nyc.ny.state.us, his or her cover is blown. |
136 | 119 |
</li> |
137 |
-<li> |
|
138 |
-<strong>Truly anonymous tip lines:</strong> |
|
120 |
+<li><strong>Truly anonymous tip lines:</strong> |
|
139 | 121 |
While online anonymous tip lines are popular, without anonymity |
140 | 122 |
software, they are far less useful. Sophisticated sources understand that |
141 | 123 |
although a name or email address is not attached to information, server |
... | ... |
@@ -146,22 +128,19 @@ do not encourage anonymity are limiting the sources of their tips. |
146 | 128 |
|
147 | 129 |
<h2>Activists & whistleblowers use Tor</h2> |
148 | 130 |
<ul> |
149 |
-<li> |
|
150 |
-<strong>Human rights activists use Tor to anonymously report abuses from |
|
131 |
+<li><strong>Human rights activists use Tor to anonymously report abuses from |
|
151 | 132 |
danger zones.</strong> Internationally, labor rights workers use Tor and other |
152 | 133 |
forms of online and offline anonymity to organize workers in accordance |
153 | 134 |
with the Universal Declaration of Human Rights. Even though they are within |
154 | 135 |
the law, it does not mean they are safe. Tor provides the ability to |
155 | 136 |
avoid persecution while still raising a voice. |
156 | 137 |
</li> |
157 |
-<li> |
|
158 |
-When groups such as the <strong>Friends Service Committee and environmental |
|
138 |
+<li>When groups such as the <strong>Friends Service Committee and environmental |
|
159 | 139 |
groups are increasingly <a href="http://www.afsc.org/news/2005/government-spying.htm">falling under surveillance</a> |
160 | 140 |
in the United States</strong> under laws meant to protect against terrorism, many peaceful agents of |
161 | 141 |
change rely on Tor for basic privacy during legitimate activities. |
162 | 142 |
</li> |
163 |
-<li> |
|
164 |
-<strong><a href="http://hrw.org/doc/?t=internet">Human Rights Watch</a></strong> |
|
143 |
+<li><strong><a href="http://hrw.org/doc/?t=internet">Human Rights Watch</a></strong> |
|
165 | 144 |
recommends Tor in their report, “ |
166 | 145 |
<a href="http://www.hrw.org/reports/2006/china0806/">Race to the Bottom: Corporate |
167 | 146 |
Complicity in Chinese Internet Censorship</a>.” The study |
... | ... |
@@ -171,42 +150,36 @@ href="http://www.hrw.org/reports/2006/china0806/3.htm#_Toc142395820">“Grea |
171 | 150 |
Firewall of China,”</a> and recommend that human rights workers throughout |
172 | 151 |
the globe use Tor for “secure browsing and communications.” |
173 | 152 |
</li> |
174 |
-<li> |
|
175 |
-Tor has consulted with and volunteered help to <strong>Amnesty International's |
|
153 |
+<li> Tor has consulted with and volunteered help to <strong>Amnesty International's |
|
176 | 154 |
recent <a href="http://irrepressible.info/">corporate responsibility campaign</a></strong>. |
177 | 155 |
See also their <a href="http://irrepressible.info/static/pdf/FOE-in-china-2006-lores.pdf">full |
178 | 156 |
report</a> on China Internet issues. |
179 | 157 |
</li> |
180 |
-<li> |
|
181 |
-<a href="http://www.globalvoicesonline.org">Global Voices</a> |
|
158 |
+<li><a href="http://www.globalvoicesonline.org">Global Voices</a> |
|
182 | 159 |
can't stop recommending Tor, especially for <strong>anonynomous blogging</strong>, |
183 | 160 |
throughout their <a href="http://www.google.com/search?q=site:www.globalvoicesonline.org+tor"> |
184 | 161 |
web site.</a> |
185 | 162 |
</li> |
186 |
-<li> |
|
187 |
-In the US, the Supreme Court recently stripped legal protections from |
|
163 |
+<li>In the US, the Supreme Court recently stripped legal protections from |
|
188 | 164 |
government whistleblowers. But whistleblowers working for governmental |
189 | 165 |
transparency or corporate accountability can use Tor to seek justice |
190 | 166 |
without personal repercussions. |
191 | 167 |
</li> |
192 |
-<li> |
|
193 |
-A contact of ours who works with a public health nonprofit in |
|
168 |
+<li>A contact of ours who works with a public health nonprofit in |
|
194 | 169 |
Africa reports that his nonprofit <strong>must budget 10% to cover various sorts of corruption</strong>, |
195 | 170 |
mostly bribes and such. When that percentage rises steeply, not only can they not afford the money, but they can |
196 | 171 |
not afford to complain — this is the point at which open objection can |
197 | 172 |
become dangerous. So his nonprofit has been working to |
198 | 173 |
<strong>use Tor to safely whistleblow on governmental corruption</strong> in order to continue their work. |
199 | 174 |
</li> |
200 |
-<li> |
|
201 |
-At a recent conference, a Tor staffer ran into a woman who came from |
|
175 |
+<li>At a recent conference, a Tor staffer ran into a woman who came from |
|
202 | 176 |
a “company town” in the eastern United States. She was attempting to blog anonymously to rally |
203 | 177 |
local residents to <strong>urge reform on the company</strong> that dominated the town's |
204 | 178 |
economic and governmental affairs, fully cognizant that the kind of |
205 | 179 |
organizing she was doing <strong>could lead to harm or “fatal |
206 | 180 |
accidents.”</strong> |
207 | 181 |
</li> |
208 |
-<li> |
|
209 |
-In east Asia, some labor organizers use anonymity to <strong>reveal information |
|
182 |
+<li>In east Asia, some labor organizers use anonymity to <strong>reveal information |
|
210 | 183 |
regarding sweatshops</strong> that produce goods for western countries and to |
211 | 184 |
organize local labor. |
212 | 185 |
</li> |
... | ... |
@@ -215,8 +188,7 @@ organize local labor. |
215 | 188 |
|
216 | 189 |
<h2>Both high and low profile people use Tor</h2> |
217 | 190 |
<ul> |
218 |
-<li> |
|
219 |
-Does being in the public spotlight shut you off from having a private |
|
191 |
+<li>Does being in the public spotlight shut you off from having a private |
|
220 | 192 |
life, forever, online? A rural lawyer in a small New England state keeps |
221 | 193 |
an anonymous blog because, with the diverse clientele at his prestigious |
222 | 194 |
law firm, <strong>his political beliefs are bound to offend someone</strong>. Yet, he |
... | ... |
@@ -229,8 +201,7 @@ public role. |
229 | 201 |
write were to get back to your boss, would you lose your job? If your |
230 | 202 |
social worker read about your opinion of the system, would she treat |
231 | 203 |
you differently? Anonymity gives a voice to the voiceless. |
232 |
-To support this, |
|
233 |
-<strong>Tor currently has an open Americorps/VISTA position</strong> pending. This |
|
204 |
+To support this, <strong>Tor currently has an open Americorps/VISTA position</strong> pending. This |
|
234 | 205 |
government grant will cover a full time stipend for a volunteer to create |
235 | 206 |
curricula to <strong>show low-income populations how to use anonymity online for |
236 | 207 |
safer civic engagement</strong>. Although it's often said that the poor do not use |
... | ... |
@@ -246,8 +217,7 @@ changed, and how the population sees this continuing into the future. |
246 | 217 |
|
247 | 218 |
<h2>Business executives use Tor</h2> |
248 | 219 |
<ul> |
249 |
-<li> |
|
250 |
-<strong>Security breach information clearinghouses:</strong> |
|
220 |
+<li><strong>Security breach information clearinghouses:</strong> |
|
251 | 221 |
Say a financial institution participates in a security clearinghouse |
252 | 222 |
of information on Internet attacks. Such a repository requires members |
253 | 223 |
to report breaches to a central group, who correlates attacks to detect |
... | ... |
@@ -258,24 +228,21 @@ coming from. Even though every packet were encrypted, the Internet |
258 | 228 |
address would betray the location of a compromised system. Tor allows |
259 | 229 |
such repositories of sensitive information to resist compromises. |
260 | 230 |
</li> |
261 |
-<li> |
|
262 |
-<strong>Seeing your competition as your market does:</strong> |
|
231 |
+<li><strong>Seeing your competition as your market does:</strong> |
|
263 | 232 |
If you try to check out a competitor's pricing, you may find no |
264 | 233 |
information or misleading information on their web site. This is because |
265 | 234 |
their web server may be keyed to detect connections from competitors, |
266 | 235 |
and block or spread disinformation to your staff. Tor allows a business |
267 | 236 |
to view their sector as the general public would view it. |
268 | 237 |
</li> |
269 |
-<li> |
|
270 |
-<strong>Keeping strategies confidential:</strong> |
|
238 |
+<li><strong>Keeping strategies confidential:</strong> |
|
271 | 239 |
An investment bank, for example, might not want industry snoopers to be |
272 | 240 |
able to track what web sites their analysts are watching. The strategic |
273 | 241 |
importance of traffic patterns, and the vulnerability of the surveillance |
274 | 242 |
of such data, is starting to be more widely recognized in several areas |
275 | 243 |
of the business world. |
276 | 244 |
</li> |
277 |
-<li> |
|
278 |
-<strong>Accountability:</strong> |
|
245 |
+<li><strong>Accountability:</strong> |
|
279 | 246 |
In an age when irresponsible and unreported corporate activity has |
280 | 247 |
undermined multi-billion dollar businesses, an executive exercising true |
281 | 248 |
stewardship wants the whole staff to feel free to disclose internal |
... | ... |
@@ -284,11 +251,9 @@ into whistleblowing. |
284 | 251 |
</li> |
285 | 252 |
</ul> |
286 | 253 |
|
287 |
- |
|
288 | 254 |
<h2>Bloggers use Tor</h2> |
289 | 255 |
<ul> |
290 |
-<li> |
|
291 |
-Every day we hear about bloggers who are |
|
256 |
+<li>Every day we hear about bloggers who are |
|
292 | 257 |
<a href="http://online.wsj.com/public/article/SB112541909221726743-Kl4kLxv0wSbjqrkXg_DieY3c8lg_20050930.html">sued</a> or |
293 | 258 |
<a href="http://www.usatoday.com/money/workplace/2005-06-14-worker-blogs-usat_x.htm">fired</a> |
294 | 259 |
for saying perfectly legal things online, in their blog. In addition to following |
295 | 260 |