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        <title>hackerbruecke.net</title>
        <description>Christophs outsourced brain</description>
        <link>https://www.hackerbruecke.net/</link>
        <lastBuildDate>Sun, 12 Apr 2026 13:37:14 +0000</lastBuildDate>
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            <url>https://www.hackerbruecke.net/_media/wiki/favicon.ico</url>
            <title>hackerbruecke.net</title>
            <link>https://www.hackerbruecke.net/</link>
        </image>
        <item>
            <title>fully_encrypted_debian</title>
            <link>https://www.hackerbruecke.net/linux/fully_encrypted_debian?rev=1506205530&amp;do=diff</link>
            <description>Full disk encryption with LUKS (inklusive /boot)

Referenzen:

	*  &lt;http://www.pavelkogan.com/2014/05/23/luks-full-disk-encryption/&gt;
	*  &lt;http://www.pavelkogan.com/2015/01/25/linux-mint-encryption/&gt;
	*  &lt;https://wiki.archlinux.org/index.php/Dm-crypt/Encrypting_an_entire_system&gt;
	*  &lt;http://www.schmidp.com/2014/12/12/full-disk-encryption-with-grub-2-+-luks-+-lvm-+-swraid-on-debian/&gt;
	*  &lt;https://unix.stackexchange.com/questions/160504/lvm-ontop-of-luks-using-grub&gt;
	*  &lt;https://systemausfall.org/w…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 23 Sep 2017 22:25:30 +0000</pubDate>
        </item>
        <item>
            <title>packliste</title>
            <link>https://www.hackerbruecke.net/packliste?rev=1712491047&amp;do=diff</link>
            <description>Packliste

Liste der zu erledigenden Dinge, zum Packen und Tipps für die Teilnahme an einem Kongress, einer Konferenz oder einer anderen Veranstaltung, wie den Chemnitzer Linux Tagen (CLT), oder der Gulasch Programmiernacht (GPN) in Karlsruhe.

❤️ Danke ✨

Diese Packliste basiert ursprünglich auf der Liste von CongressChecklist von MacLemon, Vienna/Austria</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sun, 07 Apr 2024 11:57:27 +0000</pubDate>
        </item>
        <item>
            <title>hardware</title>
            <link>https://www.hackerbruecke.net/linux/debian/hardware?rev=1493131617&amp;do=diff</link>
            <description>2014-06-17



zuerst „Debian OS-Basis-Installation auf Blech“ durchfuehren!!!

zusaetzlich „auf dem Blech“:



### Proxy der UKBW fuer die Installations-Shellsitzung setzen:
export http_proxy=&quot;http://proxy01.ukbw.de:3128/&quot;
### LiHAS GPG-Key importieren:</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:46:57 +0000</pubDate>
        </item>
        <item>
            <title>datenschutzerklaerung</title>
            <link>https://www.hackerbruecke.net/datenschutzerklaerung?rev=1577911335&amp;do=diff</link>
            <description>Datenschutzerklärung

1. Einleitung

Vielen Dank für den Besuch auf unseren Internetseiten.

Diese Datenschutzerklärung informiert Sie über den Schutz Ihrer personenbezogenen Daten. Wir nehmen den Schutz Ihrer Daten ernst und möchten, dass Sie sich beim Besuch unserer Internetseiten sicher fühlen. Grundsätzlich gilt, dass alle von uns erhobenen personenbezogenen Daten den Bestimmungen der Europäischen Datenschutzgrundverordnung (DSGVO) unterliegen.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Wed, 01 Jan 2020 20:42:15 +0000</pubDate>
        </item>
        <item>
            <title>relayhost</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/relayhost?rev=1493132193&amp;do=diff</link>
            <description>Postfix configuration for a relayhost (MX) / Anti-SPAM-/UCE-settings

smtpd (smtp + daemon) = server = Postfix receives mail from a client 

smtp = client = Postfix sends mail to another mailserver 


 used Ports:
  10023/tcp: postgrey
10024/tcp: amavisd-new
10025/tcp: policyd-weight</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:56:33 +0000</pubDate>
        </item>
        <item>
            <title>vmware</title>
            <link>https://www.hackerbruecke.net/endian/vmware?rev=1293466840&amp;do=diff</link>
            <description>Endian Firewall 2.12 Community Edition VMware-image

Thanks to Peter Warasin and Raphael Vallazza from endian, I put together some minimal docu for the VMware-image.


Standard users and passwords:

	*  Web-interface: admin, pwd.: endian
	*  Console: root, pwd: endian</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:40 +0000</pubDate>
        </item>
        <item>
            <title>dnssec</title>
            <link>https://www.hackerbruecke.net/linux/dnssec?rev=1713236436&amp;do=diff</link>
            <description>DNSsec mit Bind9

Standards für die „Domain Name System Security Extensions (DNSSEC)“: RFC 4033, RFC 4034, RFC 4035, RFC 5011 und RFC 5155.





Entropie zur Schlüsselgenerierung

Um genügend Entropie für die Erzeugung der Schlüssel zur Verfügung zu haben, sollte z.B.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 16 Apr 2024 03:00:36 +0000</pubDate>
        </item>
        <item>
            <title>all</title>
            <link>https://www.hackerbruecke.net/linux/debian/all?rev=1493131598&amp;do=diff</link>
            <description>2014-08-08



zuerst „Debian OS-Basis-Installation auf Blech“ durchfuehren!!!

auf allen Server-Instanzen („Blech“, Linux VServer, LXC):



### Proxy der UKBW fuer die Installations-Shellsitzung setzen:
export http_proxy=„&lt;http://proxy01.ukbw.de:3128/&gt;“

### LiHAS GPG-Key importieren:
wget -O -</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:46:38 +0000</pubDate>
        </item>
        <item>
            <title>amavisd</title>
            <link>https://www.hackerbruecke.net/linux/email/amavisd/amavisd?rev=1493132275&amp;do=diff</link>
            <description>AmaVisd-new

/etc/amavis/amavisd.conf:
use strict;

# a minimalistic configuration file for amavisd-new with all necessary settings
#
#   see amavisd.conf-default for a list of all variables with their defaults;
#   see amavisd.conf-sample for a traditional-style commented file;
#   for more details see documentation in INSTALL, README_FILES/*
#   and at http://www.ijs.si/software/amavisd/amavisd-new-docs.html


# COMMONLY ADJUSTED SETTINGS:

# @bypass_virus_checks_maps = (1);  # uncomment to DI…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:57:55 +0000</pubDate>
        </item>
        <item>
            <title>nics</title>
            <link>https://www.hackerbruecke.net/linux/debian/nics?rev=1493131630&amp;do=diff</link>
            <description>zweite Netzwerkkarte mit wechselnder Konfiguration

Manchmal ist es praktisch im Rechner eine zweite Netzwerkkarte zu haben, der man mit einfachen Mitteln eine wechselnde (vordefinierte) Konfiguration zuweisen kann.

z.B. wenn die NIC einmal das 192.168.0.0/24-Netz, dann aber das 192.168.1.0/24-Netz (beim flashen von D-Link-Routern mit OpenWRT), oder das 192.168.2.0/24-Netz (Vodafone Easybox) besitzen soll.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:47:10 +0000</pubDate>
        </item>
        <item>
            <title>custom-image</title>
            <link>https://www.hackerbruecke.net/linux/openwrt/custom-image?rev=1493132396&amp;do=diff</link>
            <description>OpenWRT Custom Image erzeugen

&lt;http://wiki.openwrt.org/doc/howto/obtain.firmware.generate&gt;



Für D-Link 825 B1/C1: Barrier Breaker for ar71xx architecture


cd ~
mkdir openwrt &amp;&amp; cd openwrt
wget http://downloads.openwrt.org/snapshots/trunk/ar71xx/OpenWrt-ImageBuilder-ar71xx_generic-for-linux-x86_64.tar.bz2
tar -xvjf OpenWrt-ImageBuilder-ar71xx_generic-for-linux-x86_64.tar.bz2
cd OpenWrt-ImageBuilder-ar71xx_generic-for-linux-x86_64</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:59:56 +0000</pubDate>
        </item>
        <item>
            <title>sign</title>
            <link>https://www.hackerbruecke.net/linux/email/amavisd/dkim/sign?rev=1493132019&amp;do=diff</link>
            <description>Domain Key Identified Mail outbound - ORIGINATING - signieren

DKIM basiert auf asymetrischer Verschlüsselung mit public- und private-Key.

Das Key-Paar wird mit folgender Syntax erzeugt: 



amavisd genrsa &lt;Dateiname&gt; [Anzahl der Bits für den Schlüssel]</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:53:39 +0000</pubDate>
        </item>
        <item>
            <title>openssl_ca</title>
            <link>https://www.hackerbruecke.net/linux/commserv/ca/openssl_ca?rev=1293466844&amp;do=diff</link>
            <description>simple OpenSSL Certficate Authority

Create Certificate Authority
station7:/etc # station7:/usr/share/ssl/misc # ./CA.sh -newca
CA certificate filename (or enter to create)

Making CA certificate ...
Generating a 1024 bit RSA private key
.....++++++
.....................................++++++
writing new private key to &#039;./demoCA/private/./cakey.pem&#039;
Enter PEM pass phrase:
Verifying - Enter PEM pass phrase:
-----
You are about to be asked to enter information that will be incorporated
into your c…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:44 +0000</pubDate>
        </item>
        <item>
            <title>config</title>
            <link>https://www.hackerbruecke.net/linux/commserv/egroupware/config?rev=1293466841&amp;do=diff</link>
            <description>eGroupWare Version 1.4.001

pre-requisites:

	*  required PHP version 4.3+ (recommended 5+)
	*  php.ini: safe_mode = Off
	*  php.ini: magic_quotes_runtime = Off
	*  php.ini: register_globals = Off
	*  php.ini: memory_limit &gt;= 16M
	*  php.ini: max_execution_time &gt;= 30</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
        <item>
            <title>syntax</title>
            <link>https://www.hackerbruecke.net/wiki/syntax?rev=1712421931&amp;do=diff</link>
            <description>Formatting Syntax

DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 06 Apr 2024 16:45:31 +0000</pubDate>
        </item>
        <item>
            <title>config</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/config?rev=1712422579&amp;do=diff</link>
            <description>Postfix

smtpd (smtp + daemon) = server = Postfix receives mail from a client 

smtp = client = Postfix sends mail to another mailserver 


Edit /etc/postfix/main.cf
queue_directory = /var/spool/postfix
command_directory = /usr/sbin
daemon_directory = /usr/libexec/postfix
mail_owner = postfix
smtpd_banner = mail.example.org
myhostname = mail.example.org
myorigin = example.org
mydestination = mail.example.org
mynetworks = 127.0.0.0/8, 10.0.0.0/8
alias_maps = hash:/etc/aliases, ldap:virtualaliases…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 06 Apr 2024 16:56:19 +0000</pubDate>
        </item>
        <item>
            <title>tipps</title>
            <link>https://www.hackerbruecke.net/linux/sed/tipps?rev=1493132406&amp;do=diff</link>
            <description>SED-Tipps

Kommentare mit # und Leerzeilen herausfiltern:

sed -e &#039;/^#/d&#039; -e &#039;/^$/d&#039;



Kommentar entfernen, bei dem ausschliesslich Leerzeichen oder Tabulatoren vor der Raute stehen:

sed -e &#039;/^*#/d&#039; -e &#039;/^$/d&#039; Eingabe-Datei &gt; Ausgabedatei



Löschen aller Zeilen, die höchstens Leerzeichen beinhalten:</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 15:00:06 +0000</pubDate>
        </item>
        <item>
            <title>sieve</title>
            <link>https://www.hackerbruecke.net/linux/email/cyrus/sieve?rev=1493131976&amp;do=diff</link>
            <description>Sieve

	*  &lt;http://sieve.info/&gt;
	*  &lt;http://en.wikipedia.org/wiki/Sieve_%28mail_filtering_language%29&gt;
	*  &lt;http://de.wikipedia.org/wiki/Sieve&gt;
	*  &lt;http://www.uni-koeln.de/rrzk/mail/software/sieve/sieve.html&gt;

Sieve and SSL / TLS

timsieved allows for SSL on connect (like https, imaps, or pop3s), only STARTTLS.

So you have to wrap it in an stunnel (www.stunnel.org), which is a another story ...

Have a look at this: &lt;http://lists.horde.org/archives/ingo/Week-of-Mon-20050704/000872.html&gt;

Testi…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:52:56 +0000</pubDate>
        </item>
        <item>
            <title>postgrey</title>
            <link>https://www.hackerbruecke.net/linux/email/greylisting/postgrey?rev=1493136147&amp;do=diff</link>
            <description>Greylisting

For a overview what greylisting does, have a look at www.greylisting.org/ 



There are several greylisting daemons for Postfix available. I stick to David Schweikert&#039;s Postgrey or to Lionel Bouton&#039;s SQLgrey in combination with it&#039;s web-interface http://www.vanheusden.com/sgwi/



Postgrey

Postgrey greylisting daemon</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 16:02:27 +0000</pubDate>
        </item>
        <item>
            <title>monitoring</title>
            <link>https://www.hackerbruecke.net/linux/email/monitoring/monitoring?rev=1493132284&amp;do=diff</link>
            <description>Monitoring

email-monitoring

	*  create „/var/lib/rrd“

Mailgraph

mailgraph is a very simple mail statistics RRDtool frontend for Postfix that produces daily, weekly, monthly and yearly graphs of received/sent and bounced/rejected mail (SMTP traffic).</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:58:04 +0000</pubDate>
        </item>
        <item>
            <title>start</title>
            <link>https://www.hackerbruecke.net/start?rev=1712424404&amp;do=diff</link>
            <description>hackerbruecke.net

[Hackerbrücke mit Christoph]

Warum Hackerbücke?

Die Hackerbrücke ist für mich Symbol und Inbegriff meines Einstiegs in die Computerwelt. Schon 1984 faszinierten mich Erhard Thomas&#039; (a.k.a. n0by) Glossen „Die Hackerbrücke“ in der Zeitschrift „DOS International</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 06 Apr 2024 17:26:44 +0000</pubDate>
        </item>
        <item>
            <title>door-access</title>
            <link>https://www.hackerbruecke.net/homeautomation/door-access?rev=1420660646&amp;do=diff</link>
            <description>Tür-Zutrittskontrolle

Am Anfang stand der Wunsch unserer grossen Tochter einen sicheren Zutritt ins Haus nach der Schule zu ermmöglichen. Sollte Sie den „Schlüssel“ verlieren, sollte dieser mit einfachen Mittel sperrbar und durch ein kostengünstiges Nachfolge-Exemplar ersetzt werden können.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Wed, 07 Jan 2015 19:57:26 +0000</pubDate>
        </item>
        <item>
            <title>slapd_conf</title>
            <link>https://www.hackerbruecke.net/linux/commserv/ldap/slapd_conf?rev=1293466843&amp;do=diff</link>
            <description>/etc/openldap/slapd.conf

&lt;http://www.stanford.edu/services/directory/openldap/configuration/bdb-config.html&gt;




# The database configuration parameters must appear *after* the &quot;database&quot;
# directive, as DB_CONFIG files are &#039;per backend&#039;.
dbconfig set_cachesize  4 0 1
dbconfig set_lg_regionmax 262144
dbconfig set_lg_bsize 2097152
dbconfig set_lg_dir /var/log
# Automatically remove log files that are no longer needed.
dbconfig set_flags DB_LOG_AUTOREMOVE
# 
# Setting set_tas_spins reduces resour…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:43 +0000</pubDate>
        </item>
        <item>
            <title>pear_makerpm</title>
            <link>https://www.hackerbruecke.net/linux/commserv/other/pear_makerpm?rev=1293466841&amp;do=diff</link>
            <description>PEAR and PECL

What is PECL?


PECL is a repository for PHP Extensions, providing a directory of all known extensions and hosting facilities for downloading and development of PHP extensions.



The packaging and distribution system used by PECL is shared with its sister, PEAR.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
        <item>
            <title>config</title>
            <link>https://www.hackerbruecke.net/linux/commserv/squid/config?rev=1408135491&amp;do=diff</link>
            <description>Squid configuration

*/etc/squid/squid.conf:
icp_port 0
htcp_port 0
hierarchy_stoplist cgi-bin ?
cache_swap_low  90
cache_swap_high 95
maximum_object_size 4096 KB
ipcache_size 1024
ipcache_low  90
ipcache_high 95
fqdncache_size 1024
cache_access_log /var/log/squid/access.log
cache_dir ufs /var/cache/squid 240000 32 256
cache_log /var/log/squid/cache.log
cache_mem 3000 MB
cache_store_log /var/log/squid/store.log
emulate_httpd_log off
mime_table /etc/squid/mime.conf
log_mime_hdrs off
useragent_log…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Fri, 15 Aug 2014 20:44:51 +0000</pubDate>
        </item>
        <item>
            <title>sasl</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/sasl?rev=1493132202&amp;do=diff</link>
            <description>SASL

A very conveniant way of configuring the Simple Authentication and Security Layer (SASL) is to use the Pluggable Authentication Modules (PAM), since it can use diffrent authentication sources like ldap or /etc/passwd - thus SASL is everything but simple</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:56:42 +0000</pubDate>
        </item>
        <item>
            <title>spamreport</title>
            <link>https://www.hackerbruecke.net/linux/email/spamassassin/spamreport?rev=1493132098&amp;do=diff</link>
            <description>Spamreport




spamcheck.sh


#!/bin/bash

#########################################################
# UKBW-Spam-Report, 2007-05-01, chhaas, IuK / Netzwerke #
#########################################################

#set -o verbose

########
# ToDo #
########
# - printvariablen bei &quot;grep X-Spam-Status:&quot; korrigieren
# - Mail an antispam@uk-bw.de zusammenfassen: 1 Mail die alle Spammails inkl. Empfaenger beinhaltet
# - Variablen fuer FROM: und RETURN-PATH einrichten
# - evtl. SpamAssassin Spam-T…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:54:58 +0000</pubDate>
        </item>
        <item>
            <title>temper1</title>
            <link>https://www.hackerbruecke.net/linux/monitoring/icinga/hardware/temper1?rev=1493132385&amp;do=diff</link>
            <description>Temperaturmessungen mit dem TEMPer1 USB sensor

Vor einiger Zeit begann ich zuhause mir einen kleinen Serverraum einzurichten - mein Datenklo ;-).

In diesem Serverraum sollte natürlich auch die Raumtemperatur mit Icinga oder Nagios überwacht werden. - Natürlich gibt es verschiedene quasi out-of-the-box Lösungen, wie z.B.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:59:45 +0000</pubDate>
        </item>
        <item>
            <title>impressum</title>
            <link>https://www.hackerbruecke.net/impressum?rev=1527338157&amp;do=diff</link>
            <description>Impressum

Anbieterkennzeichnung gemäß § 5 TMG:

Christoph Haas

Heideweg 1

71686 Remseck

eMail: christoph (dot) haas (at) hackerbruecke (dot) net

Verantwortlich für den Inhalt nach § 55 Abs. 2 RStV:

Christoph Haas (s.o.)

Urheber- und Leistungsschutzrechte</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 26 May 2018 12:35:57 +0000</pubDate>
        </item>
        <item>
            <title>avast-ssl</title>
            <link>https://www.hackerbruecke.net/thunderbird/avast-ssl?rev=1293466844&amp;do=diff</link>
            <description>Thunderbird - SpamPal - Avast with SSL

1. Installing and preparing STUNNEL:

Download OPENSSL for Windows from: &lt;http://www.slproweb.com/products/Win32OpenSSL.html&gt; 

Download STUNNEL for WIndows from: &lt;http://www.stunnel.org/download/binaries.html&gt; 

and install both. 


In the folder where you have installed stunnel (e.g. C:\Programme\stunnel), you will create its configuration file.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:44 +0000</pubDate>
        </item>
        <item>
            <title>desktop</title>
            <link>https://www.hackerbruecke.net/linux/debian/desktop?rev=1493131583&amp;do=diff</link>
            <description>2013-12-27




fuer Desktops zusaetzlich:



kde-full
lightdm-kde-greeter
alsamixergui
amarok
audacity
audacity-data
bc
chromium-browser / chromium
chromium-browser-l10n / chromium-l10n
chromium-codecs-ffmpeg-extra 
cifs-utils
clusterssh
cryptsetup
cryptsetup-bin
cups
cups-browsed
cups-bsd
cups-client
cups-common
cups-daemon
cups-filters
cups-ppdc
dnsmasq
duplicity
ethtool
fuse
gnupg
gnupg-agent
gnupg2
gpgsm
gpgv
hplip
hplip-data
hplip-gui
htop
ifupdown / ifupdown-scripts-zg2
keepassx
kgpg
libre…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:46:23 +0000</pubDate>
        </item>
        <item>
            <title>gnarwl</title>
            <link>https://www.hackerbruecke.net/linux/email/gnarwl?rev=1493131823&amp;do=diff</link>
            <description>Gnarwl

Download GNARWL software from &lt;http://www.home.unix-ag.org/patrick/index.php?gnarwl&gt; and download package named gnarwl-3.3.tgz 




Compile GNARWL for LDAP vacations
# tar xzvf gnarwl-3.3.tgz
# cd gnarwl-3.3
# ./configure
# make
# make install
# make perm
Adjust File /usr/local/etc/gnarwl.conf
map_sender $sender
map_receiver $recepient
map_subject $subject
map_field $fullname cn
map_field $deputy mail
server localhost
port 389
scope sub
login cn=admin,dc=example,dc=org
password IveGotASe…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:50:23 +0000</pubDate>
        </item>
        <item>
            <title>sarg</title>
            <link>https://www.hackerbruecke.net/linux/commserv/squid/sarg?rev=1408135580&amp;do=diff</link>
            <description>SARG

/etc/crontab:
### SQUID-Monitoring via Sarg:
00 06-19/1 * * *        root    /usr/local/chhaas-skripts/sarg-reports.sh today &gt; /dev/nul
00 00 * * *     root    /usr/local/chhaas-skripts/sarg-reports.sh daily &gt; /dev/nul
00 01 * * 1     root    /usr/local/chhaas-skripts/sarg-reports.sh weekly &gt; /dev/nul
30 02 1 * *     root    /usr/local/chhaas-skripts/sarg-reports.sh monthly &gt; /dev/nul</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Fri, 15 Aug 2014 20:46:20 +0000</pubDate>
        </item>
        <item>
            <title>cyrus_secure</title>
            <link>https://www.hackerbruecke.net/linux/email/cyrus/cyrus_secure?rev=1493131964&amp;do=diff</link>
            <description>TLS, IMAP over SSL (imaps) and pop3 over SSL (pop3s)

TLS

Modify / append the TLS-settings in /etc/imap.conf:
#--- SSL/TLS setting ---#
tls_ca_path: /etc/ssl/certs
tls_ca_file: /etc/ssl/certs/ca_cert.pem
tls_cert_file: /etc/ssl/certs/station7_cert.pem
tls_key_file: /etc/ssl/private/station7_key.pem</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:52:44 +0000</pubDate>
        </item>
        <item>
            <title>postfix_secure</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/postfix_secure?rev=1493132183&amp;do=diff</link>
            <description>Postfix with TLS and SSL (smtps)

Use a portscanner like „nmap“:
station7:/etc/init.d # nmap localhost | grep smtp
25/tcp   open  smtp


-&gt; smtp is only running at port 25!



TLS

Modify the TLS-settings in /etc/postfix/main.cf
#--- SSL/TLS setting ---#
smtpd_client_restrictions= permit_tls_clientcerts, permit_sasl_authenticated
smtpd_recipient_restrictions =
  permit_mynetworks,
  permit_sasl_authenticated,
  permit_tls_clientcerts,
  reject_unauth_destination,
  check_sender_access hash:/etc/…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:56:23 +0000</pubDate>
        </item>
        <item>
            <title>smtp-authentication</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/smtp-authentication?rev=1493132210&amp;do=diff</link>
            <description>SMTPd- / SMTP-authentication

SMTPd-authentication

SASL must be configured! 

in /etc/postfix/main.cf:
smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous
broken_sasl_auth_clients = yes
smtpd_recipient_restrictions = ... permit_sasl_authenticated</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:56:50 +0000</pubDate>
        </item>
        <item>
            <title>spamassassin</title>
            <link>https://www.hackerbruecke.net/linux/email/spamassassin/spamassassin?rev=1493132319&amp;do=diff</link>
            <description>SpamAssassin

SA-config-genarator: &lt;http://www.yrex.com/spam/spamconfig.php&gt; 


/etc/mail/spamassassin/local.cf:
# SpamAssassin config file for version 3.x
# NOTE: NOT COMPATIBLE WITH VERSIONS 2.5 or 2.6
# See http://www.yrex.com/spam/spamconfig25.php for earlier versions
# Generated by http://www.yrex.com/spam/spamconfig.php (version 1.50)

# How many hits before a message is considered spam.
required_score           5.0

# Encapsulate spam in an attachment (0=no, 1=yes, 2=safe)
report_safe    …</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:58:39 +0000</pubDate>
        </item>
        <item>
            <title>mozilla_funambol</title>
            <link>https://www.hackerbruecke.net/linux/commserv/egroupware/clients/mozilla_funambol?rev=1293466841&amp;do=diff</link>
            <description>Mozilla Thunderbird with Mozilla Lightning and Funambol-plugin

Mozilla Lightning:

&lt;http://www.mozilla.org/projects/calendar/lightning/download.html&gt; 


Funambol Mozilla PIM plugin:

&lt;http://sourceforge.net/project/showfiles.php?group_id=149326&gt; 


direct-link to v0.3.2:

&lt;http://dfn.dl.sourceforge.net/sourceforge/sync4jmozilla/Funambol-Pim-Plugin-win32-v0.3.2.xpi&gt;</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
        <item>
            <title>sidebar</title>
            <link>https://www.hackerbruecke.net/sidebar?rev=1492701275&amp;do=diff</link>
            <description>hackerbruecke.net
hackerbruecke.net index


bearbeiten</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Thu, 20 Apr 2017 15:14:35 +0000</pubDate>
        </item>
        <item>
            <title>sidebar</title>
            <link>https://www.hackerbruecke.net/dokuwiki/sidebar?rev=1492720201&amp;do=diff</link>
            <description>Sidebar in Dokuwiki erstellen

	*  Das Template muss eine Sidebar unterstützen! Z.B. dokuwiki

	*  die Konfiguration des Sidebar-Namens erfolgt in den Einstellngen unter &lt;http://dokuwiki.example.org/start?do=admin&amp;page=config#_basic&gt; und heisst z.B. sidebar (siehe -&gt; &lt;http://www.dokuwiki.org/config:sidebar&gt;)
	*  Datei für Sidebar erzeugen: mit der Syntax</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Thu, 20 Apr 2017 20:30:01 +0000</pubDate>
        </item>
        <item>
            <title>brandmelder</title>
            <link>https://www.hackerbruecke.net/homeautomation/brandmelder?rev=1420307195&amp;do=diff</link>
            <description>Brandmelder pimpen

	*  &lt;http://ccblog.de/tag/cs2105go-m12/&gt;
	*  &lt;http://www.wikidorf.de/reintechnisch/Inhalt/RauchmelderExperimente&gt;
	*  &lt;http://www.instructables.com/id/Modify-a-6-EUR-smoke-detector-for-use-with-microco/all/?lang=de&gt;
	*  &lt;http://complexit.se/publications/Network.based.smoke.alarm-using.Arduino.and.iPhone.pdf&gt;





&lt;- zurück</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 03 Jan 2015 17:46:35 +0000</pubDate>
        </item>
        <item>
            <title>homeautomation</title>
            <link>https://www.hackerbruecke.net/homeautomation/homeautomation?rev=1420309031&amp;do=diff</link>
            <description>Home-Automation

	*  &lt;http://www.fhemwiki.de/wiki/Hauptseite&gt;
	*  &lt;http://forum.fhem.de/&gt;
	*  &lt;http://www.openhab.org&gt;
	*  &lt;https://www.homegear.eu/index.php/Main_Page&gt;
	*  &lt;http://homematic-forum.de&gt;
	*  Tür-Zutrittskontrolle mit RFID-Tags
	*  Vernetzte Brandmelder aus günstier Baumarktware





&lt;- zurück</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 03 Jan 2015 18:17:11 +0000</pubDate>
        </item>
        <item>
            <title>erste-hilfe</title>
            <link>https://www.hackerbruecke.net/jitsi/erste-hilfe?rev=1589904531&amp;do=diff</link>
            <description>hier kommen Erste-Hilfe-Tipps für den Umgang mit jitsi.meet rein:

1. Installiere die Jitsi Meet App oder verwende den Chromium/Chrome Browser. Mit dem Firefox-Browser gibt es derzeit noch Schwierigkeiten bei größeren Konferenzen, da der Firefox immer mit der Maximalauflösung des Clients streamt.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 19 May 2020 16:08:51 +0000</pubDate>
        </item>
        <item>
            <title>commserv</title>
            <link>https://www.hackerbruecke.net/linux/commserv?rev=1493132445&amp;do=diff</link>
            <description>This documentation is work in progress, no liability for correctness can be given!  




Communications-Server

Motivation

Because I had to look for a log time around the Internet, asking a lot of questions on mailing-lists, reading books and talking to friends for configuring my commserv, thus having quite a bit of hassle getting things working, I&#039;d like give my experiences back to the comunity.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 15:00:45 +0000</pubDate>
        </item>
        <item>
            <title>debian</title>
            <link>https://www.hackerbruecke.net/linux/debian?rev=1493132454&amp;do=diff</link>
            <description>GNU/Debian installieren

	*  Grundinstallation auf Hardware
	*  Installation auf Hardware
	*  Nur im Linux VServer / LXC
	*  Installation auf allen Plattformen
	*  Zusatz-Installation auf Desktops



Sonstiges:

	*  zweite Netzwerkkarte mit wechselnder Konfiguration
	*  Debian Paket-Verwaltung
	*  Alarm bei ROOT-Login
	*  GRUB2: einmalig, beim nächsten Start anderen Eintrag starten





&lt;- zurück</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 15:00:54 +0000</pubDate>
        </item>
        <item>
            <title>linux</title>
            <link>https://www.hackerbruecke.net/linux/linux?rev=1715428233&amp;do=diff</link>
            <description>Debian-Installation

	*  Installation von GNU/Debian auf Hardware oder virtueller Instanz
	*  zweite Netzwerkkarte mit wechselnder Konfiguration






securing DNS and Mail

	*  Domain Name System Security Extensions (DNSSEC) mit Bind9
	*  DNS-based Authentication of Named Entities (DANE) und TLS Authentication record (TLSA)
	*  Sender Policy Framework (SPF)
	*  DomainKeys Identified Mail (DKIM)
	*  Domain-based Message Authentication, Reporting and Conformance (DMARC)
	*  Authenticated Received…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Sat, 11 May 2024 11:50:33 +0000</pubDate>
        </item>
        <item>
            <title>installation</title>
            <link>https://www.hackerbruecke.net/linux/commserv/installation?rev=1408110705&amp;do=diff</link>
            <description>Installation of the Linux OS



SuSE 10.0 Professional

Because of problems with the 64-bit-version of the CAPI-driver for the AVM B1-Cards used in my commserv, only the 32-bit-version of SUSE 10.0 can be used. Maybe with later versions of openSUSE this changes</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Fri, 15 Aug 2014 13:51:45 +0000</pubDate>
        </item>
        <item>
            <title>paketverwaltung</title>
            <link>https://www.hackerbruecke.net/linux/debian/paketverwaltung?rev=1493131639&amp;do=diff</link>
            <description>Debian-Paketverwaltung:



Debian-Paket selbst bauen:

----------

&lt;http://www.martin-bock.de/pc/pc-0101.html&gt;

&lt;http://antbear.org/debpkg-intro.html&gt;

&lt;http://debiananwenderhandbuch.de/debianpaketeerstellen.html&gt;

&lt;http://www.linuxdelta.de/uploads/media/debian_workshop.pdf&gt;

&lt;https://www.luga.de/Angebote/Vortraege/DPKG/DPKG.pdf&gt;\ß
&lt;https://webseiten.hs-weingarten.de/winkelmh/zopecms/hrwcms/installation/debian-paket-manager&gt;


Anzeige aller installierten Pakete

----------

(&lt;http://wiki.debianf…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:47:19 +0000</pubDate>
        </item>
        <item>
            <title>gosa_secure</title>
            <link>https://www.hackerbruecke.net/linux/commserv/gosa/gosa_secure?rev=1293466843&amp;do=diff</link>
            <description>force GOsa using ldaps

Change the server-configuration in the „location“-section of /etc/gosa.conf from:
server=&quot;ldap://localhost:389&quot;
to:
server=&quot;ldaps://localhost:636&quot;
tls=&quot;true&quot;
&lt;referral url=&quot;ldaps://localhost:636/dc=example,dc=com&quot;
 admin=&quot;cn=ldapadmin,dc=example,dc=com&quot;
 password=&quot;verysecretpassword&quot;
/&gt;</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:43 +0000</pubDate>
        </item>
        <item>
            <title>pam</title>
            <link>https://www.hackerbruecke.net/linux/commserv/ldap/pam?rev=1293466843&amp;do=diff</link>
            <description>/etc/ldap.conf (for PAM)
#
# This is the configuration file for the LDAP nameservice
# switch library, the LDAP PAM module and the shadow package.
#

# Your LDAP server. Must be resolvable without using LDAP.
host	127.0.0.1

# The distinguished name of the search base.
base	dc=example,dc=com

# The LDAP version to use (defaults to 3
# if supported by client library)
ldap_version	3

# Hash password locally; required for University of
# Michigan LDAP server, and works with Netscape
# Directory Ser…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:43 +0000</pubDate>
        </item>
        <item>
            <title>cpan2rpm</title>
            <link>https://www.hackerbruecke.net/linux/commserv/other/cpan2rpm?rev=1293466841&amp;do=diff</link>
            <description>cpan2rpm

At &lt;http://sourceforge.net/project/showfiles.php?group_id=74018&gt; you can download a RPM-builder for CPAN-Perl-modules.


The man-page stats: 

cpan2rpm [options] &lt;distribution&gt;

The syntax for cpan2rpm requires a single distribution name, which can take one of four different forms:

	*  a CPAN module name (e.g. XML::Simple) - When a module name is passed, the script will ``walk&#039;&#039; search.cpan.org to     determine the latest distribution. If an exact match is not found, the CPAN module i…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
        <item>
            <title>config</title>
            <link>https://www.hackerbruecke.net/linux/email/cyrus/config?rev=1493131953&amp;do=diff</link>
            <description>Cyrus imapd / popd



&lt;http://www.opensuse.org&gt;Modify /etc/cyrus.conf to:


START {
  recover       cmd=&quot;ctl_cyrusdb -r&quot;
  deliver       cmd=&quot;ctl_deliver -r&quot;
}

SERVICES {
  imap          cmd=&quot;imapd&quot; listen=&quot;imap&quot; prefork=0
  #  imaps                cmd=&quot;imapd -s&quot; listen=&quot;imaps&quot; prefork=0
  pop3          cmd=&quot;pop3d&quot; listen=&quot;pop3&quot; prefork=0
  #  pop3s                cmd=&quot;pop3d -s&quot; listen=&quot;pop3s&quot; prefork=0
  sieve         cmd=&quot;timsieved&quot; listen=&quot;sieve&quot; prefork=2
  # entry must be the same as in th…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:52:33 +0000</pubDate>
        </item>
        <item>
            <title>pfs</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/pfs?rev=1493132175&amp;do=diff</link>
            <description>Postfix Perfect Forwarding Secrecy (PFS)


openssl gendh -out /etc/postfix/dh_512.pem -2 512
openssl gendh -out /etc/postfix/dh_1024.pem -2 1024

postconf -e &quot;smtpd_tls_dh1024_param_file = /etc/postfix/dh_1024.pem&quot;
postconf -e &quot;smtpd_tls_dh512_param_file = /etc/postfix/dh_512.pem&quot;
postconf -e &quot;smtpd_tls_eecdh_grade = strong&quot;
postconf -e &quot;tls_preempt_cipherlist = yes&quot;
postconf -e &quot;smtpd_tls_loglevel = 1&quot;
postconf -e &quot;smtp_tls_loglevel = 1&quot;

postfix reload</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:56:15 +0000</pubDate>
        </item>
        <item>
            <title>ssh-smtp-tunnel</title>
            <link>https://www.hackerbruecke.net/linux/email/postfix/ssh-smtp-tunnel?rev=1493132228&amp;do=diff</link>
            <description>SMTP-over-SSH-Tunnel

Um zwei SMTP-Server (z.B. Mailserver im Heim-Netz zu Mailgateway bei Provider/Hoster) sicher miteinander zu verbinden, gibt es verschiedene Möglichkeiten.




OpenVPN-Tunnel

Eine Möglichkeit ist, ein OpenVPN-Tunnel zwischen beiden Servern.</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Tue, 25 Apr 2017 14:57:08 +0000</pubDate>
        </item>
        <item>
            <title>outlook_funambol</title>
            <link>https://www.hackerbruecke.net/linux/commserv/egroupware/clients/outlook_funambol?rev=1293466841&amp;do=diff</link>
            <description>Outlook with Funambol

&lt;http://sourceforge.net/projects/funambol/&gt;</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
        <item>
            <title>win-mobile5_synthesis</title>
            <link>https://www.hackerbruecke.net/linux/commserv/egroupware/clients/win-mobile5_synthesis?rev=1293466841&amp;do=diff</link>
            <description>WM5 with Synthesis-Client

-------- Original-Nachricht --------
Betreff: Re: SyncML Client mit Windows Mobile 5 ActiveSync PDAs?
Datum: Wed, 31 Jan 2007 21:09:18 +0100
Von: Synthesis AG Support &lt;luz@synthesis.ch&gt;

Sehr geehrter Herr Haas,

At 11:09 Uhr +0100 30.1.2007, you, Christoph Haas, IuK / Netzwerke wrote:
 &gt;kann man mit Ihrem SyncML Client auch Windows Mobile 5 basierte
&gt;Smartphones wie z.B. das Vodafone VPA Compact II synchronisieren, die
&gt;(nur?) ActiveSync unterstuetzen?

Ja, gerade für…</description>
            <author>anonymous@undisclosed.example.com (Anonymous)</author>
            <pubDate>Mon, 27 Dec 2010 16:20:41 +0000</pubDate>
        </item>
    </channel>
</rss>
