Bob Mottram 9 年之前
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共有 3 個檔案被更改,包括 170 行新增166 行删除
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      man/freedombone-adduser.1.gz
  3. 154
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      website/EN/faq.html

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doc/EN/faq.org 查看文件

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 | [[I don't have a static IP address. Can I still install this system?]]         |
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 | [[I don't have a static IP address. Can I still install this system?]]         |
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 | [[What is the best hardware to run this system on?]]                           |
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 | [[What is the best hardware to run this system on?]]                           |
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 | [[Can I add more users to the system?]]                                        |
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 | [[Can I add more users to the system?]]                                        |
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+| [[How do I remove a user from the system?]]                                    |
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 | [[How do I reset the tripwire?]]                                               |
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 | [[How do I reset the tripwire?]]                                               |
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 | [[Is metadata protected?]]                                                     |
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 | [[Is metadata protected?]]                                                     |
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 | [[How do I create email processing rules?]]                                    |
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 | [[How do I create email processing rules?]]                                    |
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 /Out of fashion/ but still working computer hardware tends to be cheap and readily available, yet still good for providing internet services.
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 /Out of fashion/ but still working computer hardware tends to be cheap and readily available, yet still good for providing internet services.
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 * Can I add more users to the system?
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 * Can I add more users to the system?
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-Like any other GNU/Linux system you can add more users. It's easy to add users to Owncloud, XMPP or Hubzilla. However, Freedombone is designed primarily to be a single user system (i.e. a personal server) and if there are multiple users then the number of them is expected to be small - perhaps five or less. Freedombone is not intended to be "/web scale/" in terms of supporting tens or hundreds of users on a single server. Instead, each server can host a small number of users and then the servers federate together as a network of peers.
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+Yes. Freedombone can support a small number of users, for a "/friends and family/" type of home installation. This gives them access to an email account, XMPP and the blog (depending on whether the variant which you installed includes those). To add a user login as root then run the command:
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+
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+#+BEGIN_SRC bash
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+freedombone-adduser [username]
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+#+END_SRC
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+
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+Something to consider when having more than a single user on the system is the security situation. The original administrator user will have access to all of the data for other users (including their encryption keys), so if you do add extra users they need to have *complete trust* in the administrator.
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+
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+Another point is that Freedombone installations are not intended to support many users (maybe ten at most). Large numbers of users may make the system unstable, and the more users you have on one system the more it becomes a single point of failure and also perhaps a honeypot from the standpoint of adversaries. Think of what happened with Lavabit and the moral dilemma which an administrator can be faced with (comply with threats and betray the trust of your users or don't comply and suffer other consequences). Ideally, you never want to put yourself into a situation where you can be forced to betray others.
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+* How do I remove a user from the system?
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+To remove a user login as root then run the command:
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+
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+#+BEGIN_SRC bash
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+freedombone-rmuser [username]
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+#+END_SRC
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 * How do I reset the tripwire?
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 * How do I reset the tripwire?
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 You will get a daily email which indicates which files on the system have changed recently. Once per week the system will install any updates and those may also show up on the list, along with any changes due to installed packages or changed settings. Watch out for any files which change unexpectedly, which could indicate an intruder. To reset the tripwire:
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 You will get a daily email which indicates which files on the system have changed recently. Once per week the system will install any updates and those may also show up on the list, along with any changes due to installed packages or changed settings. Watch out for any files which change unexpectedly, which could indicate an intruder. To reset the tripwire:
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 <p>
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 Shipping a Freedombone disk image ready to install on a flash disk would be easy, but disk images are relatively opaque. It would be quite easy to hide something nasty within a disk image and the user might never know. To guard against that possibility installing via the <b>freedombone</b> command is a lot more transparent, since it's really just a bash script. You can check the script code to see exactly what it's doing, and the packages are all downloaded from standard Debian repos (you can even choose which one you trust) or git repos. Doing it this way the system is fully auditable, whereas when shipping a disk image it's harder to be confident that no nefarious extras have been added.
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 Shipping a Freedombone disk image ready to install on a flash disk would be easy, but disk images are relatively opaque. It would be quite easy to hide something nasty within a disk image and the user might never know. To guard against that possibility installing via the <b>freedombone</b> command is a lot more transparent, since it's really just a bash script. You can check the script code to see exactly what it's doing, and the packages are all downloaded from standard Debian repos (you can even choose which one you trust) or git repos. Doing it this way the system is fully auditable, whereas when shipping a disk image it's harder to be confident that no nefarious extras have been added.
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-<h2 id="orgheadline2">I don't have a static IP address. Can I still install this system?</h2>
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+<h2 id="sec-2"><span class="section-number-2">2</span> I don't have a static IP address. Can I still install this system?</h2>
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+<div class="outline-text-2" id="text-2">
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 <p>
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 <p>
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 Yes. The minimum requirements are to have some hardware that you can install Debian onto and also that you have administrator access to your internet router so that you can forward ports to the system which has Freedombone installed.
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 Yes. The minimum requirements are to have some hardware that you can install Debian onto and also that you have administrator access to your internet router so that you can forward ports to the system which has Freedombone installed.
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+<h2 id="sec-3"><span class="section-number-2">3</span> What is the best hardware to run this system on?</h2>
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 <p>
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 It was originally designed to run on the Beaglebone Black, but that should be regarded as the most minimal system, because it's single core and has by today's standards a small amount of memory. Obviously the more powerful the hardware is the faster things like web pages (blog, social networking, etc) will be served but the more electricity such a system will require if you're running it 24/7. A good compromise between performance and energy consumption is something like an old netbook. The battery of an old netbook or laptop even gives you <a href="https://en.wikipedia.org/wiki/Uninterruptible_power_supply">UPS capability</a> to keep the system going during brief power outages or cable re-arrangements, and that means using full disk encryption on the server also becomes more practical.
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 It was originally designed to run on the Beaglebone Black, but that should be regarded as the most minimal system, because it's single core and has by today's standards a small amount of memory. Obviously the more powerful the hardware is the faster things like web pages (blog, social networking, etc) will be served but the more electricity such a system will require if you're running it 24/7. A good compromise between performance and energy consumption is something like an old netbook. The battery of an old netbook or laptop even gives you <a href="https://en.wikipedia.org/wiki/Uninterruptible_power_supply">UPS capability</a> to keep the system going during brief power outages or cable re-arrangements, and that means using full disk encryption on the server also becomes more practical.
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+<h2 id="sec-4"><span class="section-number-2">4</span> Can I add more users to the system?</h2>
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+<p>
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+Yes. Freedombone can support a small number of users, for a "<i>friends and family</i>" type of home installation. This gives them access to an email account, XMPP and the blog (depending on whether the variant which you installed includes those). To add a user login as root then run the command:
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+Something to consider when having more than a single user on the system is the security situation. The original administrator user will have access to all of the data for other users (including their encryption keys), so if you do add extra users they need to have <b>complete trust</b> in the administrator.
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+Another point is that Freedombone installations are not intended to support many users (maybe ten at most). Large numbers of users may make the system unstable, and the more users you have on one system the more it becomes a single point of failure and also perhaps a honeypot from the standpoint of adversaries. Think of what happened with Lavabit and the moral dilemma which an administrator can be faced with (comply with threats and betray the trust of your users or don't comply and suffer other consequences). Ideally, you never want to put yourself into a situation where you can be forced to betray others.
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+<h2 id="sec-5"><span class="section-number-2">5</span> How do I remove a user from the system?</h2>
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-Like any other GNU/Linux system you can add more users. It's easy to add users to Owncloud, XMPP or Hubzilla. However, Freedombone is designed primarily to be a single user system (i.e. a personal server) and if there are multiple users then the number of them is expected to be small - perhaps five or less. Freedombone is not intended to be "<i>web scale</i>" in terms of supporting tens or hundreds of users on a single server. Instead, each server can host a small number of users and then the servers federate together as a network of peers.
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+To remove a user login as root then run the command:
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 You will get a daily email which indicates which files on the system have changed recently. Once per week the system will install any updates and those may also show up on the list, along with any changes due to installed packages or changed settings. Watch out for any files which change unexpectedly, which could indicate an intruder. To reset the tripwire:
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 You will get a daily email which indicates which files on the system have changed recently. Once per week the system will install any updates and those may also show up on the list, along with any changes due to installed packages or changed settings. Watch out for any files which change unexpectedly, which could indicate an intruder. To reset the tripwire:
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 </div>
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-<div id="outline-container-orgheadline6" class="outline-2">
301
-<h2 id="orgheadline6">Is metadata protected?</h2>
302
-<div class="outline-text-2" id="text-orgheadline6">
319
+<div id="outline-container-sec-7" class="outline-2">
320
+<h2 id="sec-7"><span class="section-number-2">7</span> Is metadata protected?</h2>
321
+<div class="outline-text-2" id="text-7">
303
 <p>
322
 <p>
304
 Even when using Freedombone metadata analysis by third parties is still possible. They might have a much harder time knowing what the content is, but they can potentially construct extensive dossiers based upon who communicated with your server when.  Metadata leakage is a general problem with most current web systems and it is hoped that more secure technology will become available in future. But for now if metadata protection is your main concern using Freedombone won't help.
323
 Even when using Freedombone metadata analysis by third parties is still possible. They might have a much harder time knowing what the content is, but they can potentially construct extensive dossiers based upon who communicated with your server when.  Metadata leakage is a general problem with most current web systems and it is hoped that more secure technology will become available in future. But for now if metadata protection is your main concern using Freedombone won't help.
305
 </p>
324
 </p>
306
 </div>
325
 </div>
307
 </div>
326
 </div>
308
-<div id="outline-container-orgheadline7" class="outline-2">
309
-<h2 id="orgheadline7">How do I create email processing rules?</h2>
310
-<div class="outline-text-2" id="text-orgheadline7">
327
+<div id="outline-container-sec-8" class="outline-2">
328
+<h2 id="sec-8"><span class="section-number-2">8</span> How do I create email processing rules?</h2>
329
+<div class="outline-text-2" id="text-8">
311
 <p>
330
 <p>
312
 You can administer email in the traditional manner by editing folders or procmail rules, but for convenience some commands are available to make that process simpler. See the relevant manpages for more details.
331
 You can administer email in the traditional manner by editing folders or procmail rules, but for convenience some commands are available to make that process simpler. See the relevant manpages for more details.
313
 </p>
332
 </p>
316
 
335
 
317
 
336
 
318
 <colgroup>
337
 <colgroup>
319
-<col  class="org-left" />
338
+<col  class="left" />
320
 
339
 
321
-<col  class="org-left" />
340
+<col  class="left" />
322
 </colgroup>
341
 </colgroup>
323
 <tbody>
342
 <tbody>
324
 <tr>
343
 <tr>
325
-<td class="org-left">freedombone-addlist</td>
326
-<td class="org-left">Adds a mailing list</td>
344
+<td class="left">freedombone-addlist</td>
345
+<td class="left">Adds a mailing list</td>
327
 </tr>
346
 </tr>
328
 
347
 
329
 <tr>
348
 <tr>
330
-<td class="org-left">freedombone-rmlist</td>
331
-<td class="org-left">Removes a mailing list</td>
349
+<td class="left">freedombone-rmlist</td>
350
+<td class="left">Removes a mailing list</td>
332
 </tr>
351
 </tr>
333
 
352
 
334
 <tr>
353
 <tr>
335
-<td class="org-left">freedombone-addemail</td>
336
-<td class="org-left">Transfers emails from an address to a given folder</td>
354
+<td class="left">freedombone-addemail</td>
355
+<td class="left">Transfers emails from an address to a given folder</td>
337
 </tr>
356
 </tr>
338
 
357
 
339
 <tr>
358
 <tr>
340
-<td class="org-left">freedombone-rmemail</td>
341
-<td class="org-left">Removes an email transferal rule</td>
359
+<td class="left">freedombone-rmemail</td>
360
+<td class="left">Removes an email transferal rule</td>
342
 </tr>
361
 </tr>
343
 
362
 
344
 <tr>
363
 <tr>
345
-<td class="org-left">freedombone-ignore</td>
346
-<td class="org-left">Ignores email from an address or with a subject line containing text</td>
364
+<td class="left">freedombone-ignore</td>
365
+<td class="left">Ignores email from an address or with a subject line containing text</td>
347
 </tr>
366
 </tr>
348
 
367
 
349
 <tr>
368
 <tr>
350
-<td class="org-left">freedombone-unignore</td>
351
-<td class="org-left">Removes an ignore rule</td>
369
+<td class="left">freedombone-unignore</td>
370
+<td class="left">Removes an ignore rule</td>
352
 </tr>
371
 </tr>
353
 </tbody>
372
 </tbody>
354
 </table>
373
 </table>
358
 </p>
377
 </p>
359
 </div>
378
 </div>
360
 </div>
379
 </div>
361
-<div id="outline-container-orgheadline8" class="outline-2">
362
-<h2 id="orgheadline8">Why isn't dynamic DNS working?</h2>
363
-<div class="outline-text-2" id="text-orgheadline8">
380
+<div id="outline-container-sec-9" class="outline-2">
381
+<h2 id="sec-9"><span class="section-number-2">9</span> Why isn't dynamic DNS working?</h2>
382
+<div class="outline-text-2" id="text-9">
364
 <p>
383
 <p>
365
 If you run the command:
384
 If you run the command:
366
 </p>
385
 </p>
428
 </div>
447
 </div>
429
 </div>
448
 </div>
430
 
449
 
431
-<div id="outline-container-orgheadline9" class="outline-2">
432
-<h2 id="orgheadline9">How do I change my encryption settings?</h2>
433
-<div class="outline-text-2" id="text-orgheadline9">
450
+<div id="outline-container-sec-10" class="outline-2">
451
+<h2 id="sec-10"><span class="section-number-2">10</span> How do I change my encryption settings?</h2>
452
+<div class="outline-text-2" id="text-10">
434
 <p>
453
 <p>
435
 Suppose that some new encryption vulnerability has been announced and that you need to change your encryption settings. Maybe an algorithm thought to be secure is now no longer so and you need to remove it. You can change your settings by doing the following:
454
 Suppose that some new encryption vulnerability has been announced and that you need to change your encryption settings. Maybe an algorithm thought to be secure is now no longer so and you need to remove it. You can change your settings by doing the following:
436
 </p>
455
 </p>
448
 </p>
467
 </p>
449
 </div>
468
 </div>
450
 </div>
469
 </div>
451
-<div id="outline-container-orgheadline10" class="outline-2">
452
-<h2 id="orgheadline10">How do I get a domain name?</h2>
453
-<div class="outline-text-2" id="text-orgheadline10">
470
+<div id="outline-container-sec-11" class="outline-2">
471
+<h2 id="sec-11"><span class="section-number-2">11</span> How do I get a domain name?</h2>
472
+<div class="outline-text-2" id="text-11">
454
 <p>
473
 <p>
455
 Suppose that you have bought a domain name (rather than using a free subdomain on freedns) and you want to use that instead.
474
 Suppose that you have bought a domain name (rather than using a free subdomain on freedns) and you want to use that instead.
456
 </p>
475
 </p>
518
 </div>
537
 </div>
519
 </div>
538
 </div>
520
 
539
 
521
-<div id="outline-container-orgheadline11" class="outline-2">
522
-<h2 id="orgheadline11">How do I get a "real" SSL certificate?</h2>
523
-<div class="outline-text-2" id="text-orgheadline11">
540
+<div id="outline-container-sec-12" class="outline-2">
541
+<h2 id="sec-12"><span class="section-number-2">12</span> How do I get a "real" SSL certificate?</h2>
542
+<div class="outline-text-2" id="text-12">
524
 <p>
543
 <p>
525
-You can obtain a free "official" (as in recognised by default by web browsers) SSL certificate from <a href="https://www.startssl.com/">StartSSL</a>. You will first need to have bought a domain name, since it's not possible to obtain one for a freedns subdomain, so see <a href="#orgheadline10">Using your own domain</a> for details of how to do that.  You should also have tested that you can send email to the domain and receive it on the Freedombone (via Mutt or any other email client).
544
+You can obtain a free "official" (as in recognised by default by web browsers) SSL certificate from <a href="https://www.startssl.com/">StartSSL</a>. You will first need to have bought a domain name, since it's not possible to obtain one for a freedns subdomain, so see <a href="#sec-11">Using your own domain</a> for details of how to do that.  You should also have tested that you can send email to the domain and receive it on the Freedombone (via Mutt or any other email client).
526
 </p>
545
 </p>
527
 
546
 
528
 <p>
547
 <p>
539
 
558
 
540
 <div class="org-src-container">
559
 <div class="org-src-container">
541
 
560
 
542
-<pre class="src src-bash"><span class="org-builtin">export</span> <span class="org-variable-name">HOSTNAME</span>=mydomainname.com
543
-openssl genrsa -out /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key 2048
544
-chown root:ssl-cert /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key
545
-chmod 440 /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key
561
+<pre class="src src-bash">export HOSTNAME=mydomainname.com
562
+openssl genrsa -out /etc/ssl/private/$HOSTNAME.key 2048
563
+chown root:ssl-cert /etc/ssl/private/$HOSTNAME.key
564
+chmod 440 /etc/ssl/private/$HOSTNAME.key
546
 mkdir /etc/ssl/requests
565
 mkdir /etc/ssl/requests
547
 </pre>
566
 </pre>
548
 </div>
567
 </div>
553
 
572
 
554
 <div class="org-src-container">
573
 <div class="org-src-container">
555
 
574
 
556
-<pre class="src src-bash">openssl req -new -sha256 -key /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key -out /etc/ssl/requests/$<span class="org-variable-name">HOSTNAME</span>.csr
575
+<pre class="src src-bash">openssl req -new -sha256 -key /etc/ssl/private/$HOSTNAME.key -out /etc/ssl/requests/$HOSTNAME.csr
557
 </pre>
576
 </pre>
558
 </div>
577
 </div>
559
 
578
 
571
 
590
 
572
 <div class="org-src-container">
591
 <div class="org-src-container">
573
 
592
 
574
-<pre class="src src-bash">cat /etc/ssl/requests/$<span class="org-variable-name">HOSTNAME</span>.csr
593
+<pre class="src src-bash">cat /etc/ssl/requests/$HOSTNAME.csr
575
 </pre>
594
 </pre>
576
 </div>
595
 </div>
577
 
596
 
585
 
604
 
586
 <div class="org-src-container">
605
 <div class="org-src-container">
587
 
606
 
588
-<pre class="src src-bash">editor /etc/ssl/certs/$<span class="org-variable-name">HOSTNAME</span>.crt
607
+<pre class="src src-bash">editor /etc/ssl/certs/$HOSTNAME.crt
589
 </pre>
608
 </pre>
590
 </div>
609
 </div>
591
 
610
 
597
 
616
 
598
 <pre class="src src-bash">mkdir /etc/ssl/roots
617
 <pre class="src src-bash">mkdir /etc/ssl/roots
599
 mkdir /etc/ssl/chains
618
 mkdir /etc/ssl/chains
600
-wget <span class="org-string">"http://www.startssl.com/certs/ca.pem"</span> --output-document=<span class="org-string">"/etc/ssl/roots/startssl-root.ca"</span>
601
-wget <span class="org-string">"http://www.startssl.com/certs/sub.class1.server.ca.pem"</span> --output-document=<span class="org-string">"/etc/ssl/chains/startssl-sub.class1.server.ca.pem"</span>
602
-wget <span class="org-string">"http://www.startssl.com/certs/sub.class2.server.ca.pem"</span> --output-document=<span class="org-string">"/etc/ssl/chains/startssl-sub.class2.server.ca.pem"</span>
603
-wget <span class="org-string">"http://www.startssl.com/certs/sub.class3.server.ca.pem"</span> --output-document=<span class="org-string">"/etc/ssl/chains/startssl-sub.class3.server.ca.pem"</span>
604
-ln -s <span class="org-string">"/etc/ssl/roots/startssl-root.ca"</span> <span class="org-string">"/etc/ssl/roots/$HOSTNAME-root.ca"</span>
605
-ln -s <span class="org-string">"/etc/ssl/chains/startssl-sub.class1.server.ca.pem"</span> <span class="org-string">"/etc/ssl/chains/$HOSTNAME.ca"</span>
606
-cp <span class="org-string">"/etc/ssl/certs/$HOSTNAME.crt"</span> <span class="org-string">"/etc/ssl/certs/$HOSTNAME.crt+chain+root"</span>
607
-<span class="org-builtin">test</span> -e <span class="org-string">"/etc/ssl/chains/$HOSTNAME.ca"</span> &amp;&amp; cat <span class="org-string">"/etc/ssl/chains/$HOSTNAME.ca"</span> &gt;&gt; <span class="org-string">"/etc/ssl/certs/$HOSTNAME.crt+chain+root"</span>
608
-<span class="org-builtin">test</span> -e <span class="org-string">"/etc/ssl/roots/$HOSTNAME-root.ca"</span> &amp;&amp; cat <span class="org-string">"/etc/ssl/roots/$HOSTNAME-root.ca"</span> &gt;&gt; <span class="org-string">"/etc/ssl/certs/$HOSTNAME.crt+chain+root"</span>
619
+wget "http://www.startssl.com/certs/ca.pem" --output-document="/etc/ssl/roots/startssl-root.ca"
620
+wget "http://www.startssl.com/certs/sub.class1.server.ca.pem" --output-document="/etc/ssl/chains/startssl-sub.class1.server.ca.pem"
621
+wget "http://www.startssl.com/certs/sub.class2.server.ca.pem" --output-document="/etc/ssl/chains/startssl-sub.class2.server.ca.pem"
622
+wget "http://www.startssl.com/certs/sub.class3.server.ca.pem" --output-document="/etc/ssl/chains/startssl-sub.class3.server.ca.pem"
623
+ln -s "/etc/ssl/roots/startssl-root.ca" "/etc/ssl/roots/$HOSTNAME-root.ca"
624
+ln -s "/etc/ssl/chains/startssl-sub.class1.server.ca.pem" "/etc/ssl/chains/$HOSTNAME.ca"
625
+cp "/etc/ssl/certs/$HOSTNAME.crt" "/etc/ssl/certs/$HOSTNAME.crt+chain+root"
626
+test -e "/etc/ssl/chains/$HOSTNAME.ca" &amp;&amp; cat "/etc/ssl/chains/$HOSTNAME.ca" &gt;&gt; "/etc/ssl/certs/$HOSTNAME.crt+chain+root"
627
+test -e "/etc/ssl/roots/$HOSTNAME-root.ca" &amp;&amp; cat "/etc/ssl/roots/$HOSTNAME-root.ca" &gt;&gt; "/etc/ssl/certs/$HOSTNAME.crt+chain+root"
609
 </pre>
628
 </pre>
610
 </div>
629
 </div>
611
 
630
 
618
 <pre class="src src-bash">mkdir /etc/ssl/backups
637
 <pre class="src src-bash">mkdir /etc/ssl/backups
619
 mkdir /etc/ssl/backups/certs
638
 mkdir /etc/ssl/backups/certs
620
 mkdir /etc/ssl/backups/private
639
 mkdir /etc/ssl/backups/private
621
-cp /etc/ssl/certs/$<span class="org-variable-name">HOSTNAME</span>* /etc/ssl/backups/certs/
622
-cp /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>* /etc/ssl/backups/private/
640
+cp /etc/ssl/certs/$HOSTNAME* /etc/ssl/backups/certs/
641
+cp /etc/ssl/private/$HOSTNAME* /etc/ssl/backups/private/
623
 chmod -R 400 /etc/ssl/backups/certs/*
642
 chmod -R 400 /etc/ssl/backups/certs/*
624
 chmod -R 400 /etc/ssl/backups/private/*
643
 chmod -R 400 /etc/ssl/backups/private/*
625
 </pre>
644
 </pre>
631
 
650
 
632
 <div class="org-src-container">
651
 <div class="org-src-container">
633
 
652
 
634
-<pre class="src src-bash">openssl rsa -in /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key -out /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.new.key
635
-cp /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.new.key /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.key
636
-shred -zu /etc/ssl/private/$<span class="org-variable-name">HOSTNAME</span>.new.key
653
+<pre class="src src-bash">openssl rsa -in /etc/ssl/private/$HOSTNAME.key -out /etc/ssl/private/$HOSTNAME.new.key
654
+cp /etc/ssl/private/$HOSTNAME.new.key /etc/ssl/private/$HOSTNAME.key
655
+shred -zu /etc/ssl/private/$HOSTNAME.new.key
637
 </pre>
656
 </pre>
638
 </div>
657
 </div>
639
 
658
 
643
 
662
 
644
 <div class="org-src-container">
663
 <div class="org-src-container">
645
 
664
 
646
-<pre class="src src-bash">cat /etc/ssl/certs/$<span class="org-variable-name">HOSTNAME</span>.crt /etc/ssl/chains/startssl-sub.class1.server.ca.pem &gt; /etc/ssl/certs/$<span class="org-variable-name">HOSTNAME</span>.bundle.crt
665
+<pre class="src src-bash">cat /etc/ssl/certs/$HOSTNAME.crt /etc/ssl/chains/startssl-sub.class1.server.ca.pem &gt; /etc/ssl/certs/$HOSTNAME.bundle.crt
647
 </pre>
666
 </pre>
648
 </div>
667
 </div>
649
 
668
 
654
 <div class="org-src-container">
673
 <div class="org-src-container">
655
 
674
 
656
 <pre class="src src-bash">mkdir /etc/ssl/mycerts
675
 <pre class="src src-bash">mkdir /etc/ssl/mycerts
657
-cp /etc/ssl/certs/$<span class="org-variable-name">HOSTNAME</span>.bundle.crt /etc/ssl/mycerts
676
+cp /etc/ssl/certs/$HOSTNAME.bundle.crt /etc/ssl/mycerts
658
 cat /etc/ssl/mycerts/*.crt &gt; /etc/ssl/freedombone-bundle.crt
677
 cat /etc/ssl/mycerts/*.crt &gt; /etc/ssl/freedombone-bundle.crt
659
 tar -czvf /etc/ssl/freedombone-certs.tar.gz /etc/ssl/mycerts/*.crt
678
 tar -czvf /etc/ssl/freedombone-certs.tar.gz /etc/ssl/mycerts/*.crt
660
 </pre>
679
 </pre>
666
 
685
 
667
 <div class="org-src-container">
686
 <div class="org-src-container">
668
 
687
 
669
-<pre class="src src-bash">editor /etc/nginx/sites-available/$<span class="org-variable-name">HOSTNAME</span>
688
+<pre class="src src-bash">editor /etc/nginx/sites-available/$HOSTNAME
670
 </pre>
689
 </pre>
671
 </div>
690
 </div>
672
 
691
 
691
 </div>
710
 </div>
692
 
711
 
693
 <p>
712
 <p>
694
-Now visit your web site at <a href="https://mydomainname.com/">https://mydomainname.com/</a> and you should notice that there is no certificate warning displayed.  You will now be able to install systems which don't allow the use of self-signed certificates, such as <a href="https://github.com/redmatrix/hubzilla">Hubzilla</a>.
713
+Now visit your web site at <a href="https://mydomainname.com">https://mydomainname.com</a> and you should notice that there is no certificate warning displayed.  You will now be able to install systems which don't allow the use of self-signed certificates, such as <a href="https://github.com/redmatrix/hubzilla">Hubzilla</a>.
695
 </p>
714
 </p>
696
 </div>
715
 </div>
697
 </div>
716
 </div>
698
 
717
 
699
-<div id="outline-container-orgheadline12" class="outline-2">
700
-<h2 id="orgheadline12">How do I renew a StartSSL certificate?</h2>
701
-<div class="outline-text-2" id="text-orgheadline12">
718
+<div id="outline-container-sec-13" class="outline-2">
719
+<h2 id="sec-13"><span class="section-number-2">13</span> How do I renew a StartSSL certificate?</h2>
720
+<div class="outline-text-2" id="text-13">
702
 <p>
721
 <p>
703
 The StartSSL certificates last for a year. You can check the expiry date of your current certificate/s by going to your site and if you're using Firefox then click on the <b>lock icon</b>, select "<b>more information</b>" then "<b>view certificate</b>".
722
 The StartSSL certificates last for a year. You can check the expiry date of your current certificate/s by going to your site and if you're using Firefox then click on the <b>lock icon</b>, select "<b>more information</b>" then "<b>view certificate</b>".
704
 </p>
723
 </p>
712
 </p>
731
 </p>
713
 
732
 
714
 <p>
733
 <p>
715
-Now go to <a href="https://startssl.com/">startssl.com</a> and click on the keys icon on the right hand side to log in. Select the <b>Control panel</b> then <b>Validations Wizard</b> and choose <b>Email address validation</b>. Enter your email address, then wait for the validation email to show up in your inbox. It will contain a code when you can then enter.
734
+Now go to <a href="https://startssl.com">startssl.com</a> and click on the keys icon on the right hand side to log in. Select the <b>Control panel</b> then <b>Validations Wizard</b> and choose <b>Email address validation</b>. Enter your email address, then wait for the validation email to show up in your inbox. It will contain a code when you can then enter.
716
 </p>
735
 </p>
717
 
736
 
718
 <p>
737
 <p>
768
 </p>
787
 </p>
769
 </div>
788
 </div>
770
 </div>
789
 </div>
771
-<div id="outline-container-orgheadline13" class="outline-2">
772
-<h2 id="orgheadline13">Why use self-signed certificates?</h2>
773
-<div class="outline-text-2" id="text-orgheadline13">
790
+<div id="outline-container-sec-14" class="outline-2">
791
+<h2 id="sec-14"><span class="section-number-2">14</span> Why use self-signed certificates?</h2>
792
+<div class="outline-text-2" id="text-14">
774
 <p>
793
 <p>
775
 Almost everywhere on the web you will read that self-signed certificates are worthless. They bring up scary looking browser warnings and gurus will advise you not to use them. Self-signed certificates are quite useful though. What the scary warnings mean - and it would be good if they explained this more clearly - is that you have an encrypted connection established but there is <i>no certainty about who that connection is with</i>. The usual solution to this is to get a "real" SSL certificate from one of the certificate authorities, but it's far from clear that such authorities can be trusted. There have been various scandals involving such organisations, and it does not seem plausible to assume that they are somehow immune to the sort of treatment which <a href="http://en.wikipedia.org/wiki/Lavabit">Lavabit</a> received. So although most internet users have been trained to look for the lock icon as an indication that the connection is secured that belief may not always be well founded.
794
 Almost everywhere on the web you will read that self-signed certificates are worthless. They bring up scary looking browser warnings and gurus will advise you not to use them. Self-signed certificates are quite useful though. What the scary warnings mean - and it would be good if they explained this more clearly - is that you have an encrypted connection established but there is <i>no certainty about who that connection is with</i>. The usual solution to this is to get a "real" SSL certificate from one of the certificate authorities, but it's far from clear that such authorities can be trusted. There have been various scandals involving such organisations, and it does not seem plausible to assume that they are somehow immune to the sort of treatment which <a href="http://en.wikipedia.org/wiki/Lavabit">Lavabit</a> received. So although most internet users have been trained to look for the lock icon as an indication that the connection is secured that belief may not always be well founded.
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-<div id="outline-container-orgheadline14" class="outline-2">
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-<h2 id="orgheadline14">Why not use the services of $company instead? They took the Seppuku pledge</h2>
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-<div class="outline-text-2" id="text-orgheadline14">
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+<div id="outline-container-sec-15" class="outline-2">
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+<h2 id="sec-15"><span class="section-number-2">15</span> Why not use the services of $company instead? They took the Seppuku pledge</h2>
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+<div class="outline-text-2" id="text-15">
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 <p>
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 <p>
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-<a href="http://seppuku.cryptostorm.org/">That pledge</a> is utterly worthless. Years ago people trusted Google in the same sort of way, because they promised not be be evil and because a lot of the engineers working for them seemed like honest types who were "<i>on our side</i>". Post-<a href="https://en.wikipedia.org/wiki/Nymwars">nymwars</a> and post-<a href="https://en.wikipedia.org/wiki/PRISM_(surveillance_program)">PRISM</a> we know exactly how much Google cared about the privacy and security of its users. But Google is only one particular example. In general don't trust pledges made by companies, even if the people running them seem really sincere.
810
+<a href="http://seppuku.cryptostorm.org">That pledge</a> is utterly worthless. Years ago people trusted Google in the same sort of way, because they promised not be be evil and because a lot of the engineers working for them seemed like honest types who were "<i>on our side</i>". Post-<a href="https://en.wikipedia.org/wiki/Nymwars">nymwars</a> and post-<a href="https://en.wikipedia.org/wiki/PRISM_(surveillance_program)">PRISM</a> we know exactly how much Google cared about the privacy and security of its users. But Google is only one particular example. In general don't trust pledges made by companies, even if the people running them seem really sincere.
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-<div id="outline-container-orgheadline15" class="outline-2">
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-<h2 id="orgheadline15">Why does my email keep getting rejected as spam by Gmail/etc?</h2>
797
-<div class="outline-text-2" id="text-orgheadline15">
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+<div id="outline-container-sec-16" class="outline-2">
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+<h2 id="sec-16"><span class="section-number-2">16</span> Why does my email keep getting rejected as spam by Gmail/etc?</h2>
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+<div class="outline-text-2" id="text-16">
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 <p>
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 <p>
799
 Welcome to the world of email. Email is really the archetypal decentralized service, developed during the early days of the internet. In principle anyone can run an email server, and that's exactly what you're doing with Freedombone. Email is very useful, but it has a big problem, and that's that the protocols are totally insecure. That made it easy for spammers to do their thing, and in response highly elaborate spam filtering and blocking systems were developed. Chances are that your emails are being blocked in this way. Sometimes the blocking is so indisciminate that entire countries are excluded. What can you do about it? Unless you control the block list at the receiving end probably you can't do anything. There is zero accountability for such blocking, and you can't just contact someone and say "hey, I'm not a spammer". This system works well for the big internet companies because it effectively centralises email to a few well-known brand names and keeps any independent servers out.
818
 Welcome to the world of email. Email is really the archetypal decentralized service, developed during the early days of the internet. In principle anyone can run an email server, and that's exactly what you're doing with Freedombone. Email is very useful, but it has a big problem, and that's that the protocols are totally insecure. That made it easy for spammers to do their thing, and in response highly elaborate spam filtering and blocking systems were developed. Chances are that your emails are being blocked in this way. Sometimes the blocking is so indisciminate that entire countries are excluded. What can you do about it? Unless you control the block list at the receiving end probably you can't do anything. There is zero accountability for such blocking, and you can't just contact someone and say "hey, I'm not a spammer". This system works well for the big internet companies because it effectively centralises email to a few well-known brand names and keeps any independent servers out.
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-
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-<style type="text/css">
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-.back-to-top {
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-    position: fixed;
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-    bottom: 2em;
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-    right: 0px;
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-    text-decoration: none;
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-    color: #000000;
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-    background-color: rgba(235, 235, 235, 0.80);
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-    font-size: 12px;
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-    padding: 1em;
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-    display: none;
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-}
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-
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-.back-to-top:hover {
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-    background-color: rgba(135, 135, 135, 0.50);
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-}
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-</style>
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-
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-<div class="back-to-top">
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-<a href="#top">Back to top</a> | <a href="mailto:bob@robotics.uk.to">E-mail me</a>
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-</div>
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-
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-<script type="text/javascript">
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-    var offset = 220;
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-    var duration = 500;
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-    jQuery(window).scroll(function() {
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-        if (jQuery(this).scrollTop() > offset) {
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-            jQuery('.back-to-top').fadeIn(duration);
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-        } else {
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-            jQuery('.back-to-top').fadeOut(duration);
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-        }
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-    });
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-</script>
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+<p class="author">Author: Bob Mottram</p>
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+<p class="date">Created: 2015-10-27 Tue 11:37</p>
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+<p class="creator"><a href="http://www.gnu.org/software/emacs/">Emacs</a> 24.4.1 (<a href="http://orgmode.org">Org</a> mode 8.2.10)</p>
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+<p class="validation"><a href="http://validator.w3.org/check?uri=referer">Validate</a></p>
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