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Intelligent observability with AI and Coroot

27.05.2025

Home » Archive » 2025 » Issue 87: Light... »

and writing comprehensive, automated root cause analyses (RCAs), the focus is now more broadly the entire topic of observability. Although AI-supported attack detection still plays a major role, Coroot is now

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Open source ticket system

26.03.2025

Home » Archive » 2025 » Issue 86: Data... »

-compose.yml and ENV files reside, change the password setting, and start the OTOBO containers with Docker Compose: OTOBO_DB_ROOT_PASSWORD= nano .env docker-compose up -d The command downloads the images you

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The fail2ban intrusion prevention framework

30.11.2025

Home » Archive » 2012 » Issue 10: Traff... »

not known to the underlying authentication module for .* from\s*$ 03 ^%(__prefix_line)sFailed (?:password|publickey) for .* from (?: port \d*)?(?: ssh\d*)?$ 04 ^%(__prefix_line)sROOT

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Network backup with Burp, Obnam, and Backshift

30.11.2025

Home » Archive » 2012 » Issue 10: Traff... »

of data to be backed up, Backshift needs an external program such as find. Calling Backshift, for example, to back up the complete root filesystem, looks like this: find / -xdev -print0 | backshift --save

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Managing SSH and other remote connections with PAC

30.11.2025

Home » Archive » 2011 » Issue 4: Secure... »

of the administrator and immediately executes the command (because you checked Return ). The remote computer now outputs the [sudo] password for root: to ask for the administrative password. The term "password" occurs

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Apache 2.4 with mod_lua

30.11.2025

Home » Archive » 2012 » Issue 09: Windo... »

.content_type first changes the MIME type of the returned document to text/plain; r.puts then outputs the Hello World string. To start the script, store it as hello.lua in the document root (if you followed the "Quick

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Bundle your custom apps in a Debian package

30.11.2025

Home » Archive » 2010 » Issue 1: System... »

-changed.sh The first script should download an HTML file or a PHP file from either S3 or your existing repository and place it in the document root: cd /var/www/ wget -O tmp.tgz http://mybucket.s3.amazonaws

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Virtualization with KVM

30.11.2025

Home » Archive » 2010 » Issue 2: Backup... »

and unpack the archive in the root directory: sudo tar xvfj aqemu--bin- static-qt-linux-.tar.bz2 -C / When AQemu is first launched (by typing aqemu), the First Start Wizard pops up to ask

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Visualize data throughput with SMBTA

30.11.2025

Home » Archive » 2011 » Issue 3: Are yo... »

or packet filter. Otherwise, the appliance is configured as follows: Network: DHCP Timezone: Europe/Berlin Language: de_DE.UTF-8 Firewall: disabled The root password and the password for the users, holger

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Monitoring network computers with the Icinga Nagios fork

30.11.2025

Home » Archive » 2010 » Issue 1: System... »

_notification_commands notify-host-by-email 11 service_notification_commands notify-service-by-email 12 email root@localhost 13 } The contact configuration can

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