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6 <title>Petter Reinholdtsen: entries from March
2017</title>
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15 <a href=
"http://people.skolelinux.org/pere/blog/">Petter Reinholdtsen
</a>
22 <h3>Entries from March
2017.
</h3>
26 <a href=
"http://people.skolelinux.org/pere/blog/Norwegian_Bokm_l_translation_of_The_Debian_Administrator_s_Handbook_complete__proofreading_in_progress.html">Norwegian Bokmål translation of The Debian Administrator's Handbook complete, proofreading in progress
</a>
32 <p>For almost a year now, we have been working on making a Norwegian
33 Bokmål edition of
<a href=
"https://debian-handbook.info/">The Debian
34 Administrator's Handbook
</a>. Now, thanks to the tireless effort of
35 Ole-Erik, Ingrid and Andreas, the initial translation is complete, and
36 we are working on the proof reading to ensure consistent language and
37 use of correct computer science terms. The plan is to make the book
38 available on paper, as well as in electronic form. For that to
39 happen, the proof reading must be completed and all the figures need
40 to be translated. If you want to help out, get in touch.
</p>
42 <p><a href=
"http://people.skolelinux.org/pere/debian-handbook/debian-handbook-nb-NO.pdf">A
44 fresh PDF edition
</a> in A4 format (the final book will have smaller
45 pages) of the book created every morning is available for
46 proofreading. If you find any errors, please
47 <a href=
"https://hosted.weblate.org/translate/debian-handbook/">visit
48 Weblate and correct the error
</a>. The
49 <a href=
"http://l.github.io/debian-handbook/stat/nb-NO/index.html">state
50 of the translation including figures
</a> is a useful source for those
51 provide Norwegian bokmål screen shots and figures.
</p>
57 Tags:
<a href=
"http://people.skolelinux.org/pere/blog/tags/debian">debian
</a>,
<a href=
"http://people.skolelinux.org/pere/blog/tags/debian-handbook">debian-handbook
</a>,
<a href=
"http://people.skolelinux.org/pere/blog/tags/english">english
</a>.
62 <div class=
"padding"></div>
66 <a href=
"http://people.skolelinux.org/pere/blog/Unlimited_randomness_with_the_ChaosKey_.html">Unlimited randomness with the ChaosKey?
</a>
72 <p>A few days ago I ordered a small batch of
73 <a href=
"http://altusmetrum.org/ChaosKey/">the ChaosKey
</a>, a small
74 USB dongle for generating entropy created by Bdale Garbee and Keith
75 Packard. Yesterday it arrived, and I am very happy to report that it
76 work great! According to its designers, to get it to work out of the
77 box, you need the Linux kernel version
4.1 or later. I tested on a
78 Debian Stretch machine (kernel version
4.9), and there it worked just
79 fine, increasing the available entropy very quickly. I wrote a small
80 test oneliner to test. It first print the current entropy level,
81 drain /dev/random, and then print the entropy level for five seconds.
82 Here is the situation without the ChaosKey inserted:
</p>
85 % cat /proc/sys/kernel/random/entropy_avail; \
86 dd bs=
1M if=/dev/random of=/dev/null count=
1; \
87 for n in $(seq
1 5); do \
88 cat /proc/sys/kernel/random/entropy_avail; \
94 28 byte kopiert,
0,
000264565 s,
106 kB/s
103 <p>The entropy level increases by
3-
4 every second. In such case any
104 application requiring random bits (like a HTTPS enabled web server)
105 will halt and wait for more entrpy. And here is the situation with
106 the ChaosKey inserted:
</p>
109 % cat /proc/sys/kernel/random/entropy_avail; \
110 dd bs=
1M if=/dev/random of=/dev/null count=
1; \
111 for n in $(seq
1 5); do \
112 cat /proc/sys/kernel/random/entropy_avail; \
118 104 byte kopiert,
0,
000487647 s,
213 kB/s
127 <p>Quite the difference. :) I bought a few more than I need, in case
128 someone want to buy one here in Norway. :)
</p>
130 <p>Update: The dongle was presented at Debconf last year. You might
131 find
<a href=
"https://debconf16.debconf.org/talks/94/">the talk
132 recording illuminating
</a>. It explains exactly what the source of
133 randomness is, if you are unable to spot it from the schema drawing
134 available from the ChaosKey web site linked at the start of this blog
141 Tags:
<a href=
"http://people.skolelinux.org/pere/blog/tags/debian">debian
</a>,
<a href=
"http://people.skolelinux.org/pere/blog/tags/english">english
</a>.
146 <div class=
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493 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/reactos">reactos (
1)
</a></li>
495 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/reprap">reprap (
11)
</a></li>
497 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/rfid">rfid (
3)
</a></li>
499 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/robot">robot (
10)
</a></li>
501 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/rss">rss (
1)
</a></li>
503 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/ruter">ruter (
5)
</a></li>
505 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/scraperwiki">scraperwiki (
2)
</a></li>
507 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/sikkerhet">sikkerhet (
52)
</a></li>
509 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/sitesummary">sitesummary (
4)
</a></li>
511 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/skepsis">skepsis (
5)
</a></li>
513 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/standard">standard (
51)
</a></li>
515 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/stavekontroll">stavekontroll (
5)
</a></li>
517 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/stortinget">stortinget (
11)
</a></li>
519 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/surveillance">surveillance (
47)
</a></li>
521 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/sysadmin">sysadmin (
2)
</a></li>
523 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/usenix">usenix (
2)
</a></li>
525 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/valg">valg (
8)
</a></li>
527 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/video">video (
59)
</a></li>
529 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/vitenskap">vitenskap (
4)
</a></li>
531 <li><a href=
"http://people.skolelinux.org/pere/blog/tags/web">web (
40)
</a></li>
537 <p style=
"text-align: right">
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