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10%
Professional backup solutions compared
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Kamil Macniak, 123RF
) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512MB cache. I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
10%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
.101 03 192.168.0.102 04 # The LAN in the Development dept.: 05 192.168.0/24 06 # Our branch offices: 07 08 branch1.example.com 09 branch2.example.com Assuming the file is called whitelist.txt, you
10%
Intrusion detection with Prelude
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Chittima Kasa, 123RF.com
went to press. I installed Prelude on Debian Squeeze (6.0) and Ubuntu 11.10 for this article. Seeing Past False Positives SIEM systems are, without a doubt, an important component of any modern
10%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
/share/zoneinfo -type f | \ 07 grep -v 'posix|right|Etc|SystemV | \ 08 grep -i $city` 09 echo -n "Time in $1: "; TZ=`echo $z` date The first section of this code ensures that the script's argument
10%
Free backup tool for data centers
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© andresr, fotolia.com
Password = "YdhKKoy2Huq1CVHwIR" 05 Pid Directory = "/var/run" 06 Query File = "/usr/lib/bacula/query.sql" 07 Working Directory = "/var/lib/bacula" 08 } 09 10 Fileset { 11 Name = "Full Set" 12
10%
Protecting web servers with ModSecurity
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© KrishnaKumar Sivaraman, 123RF.com
the SecDebugLogLevel parameter to specify verbosity, on a scale of 0 to 9, which issues comments on its own activities and the way it processes user-defined rules. Levels 4 or 5 are useful for fine tuning
10%
vSphere 5 vs. XenServer 6
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Kozinia, 123RF.com
[2] by VMware started to move into the server racks in the summer of 2011, but while I was researching this article, Citrix suddenly burst onto the scene with the XenServer 6.0 release [3
10%
Reading email in the browser with Horde
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
©Daniel Villeneuve, 123RF.com
: channel://pear.horde.org/webmail-4.0.6 The directory Horde uses to deliver existing static content in an efficient way is /var/www/webmail/static/. The web server needs write permissions for this directory
10%
How Upstart boots Ubuntu-based systems
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
start on filesystem 05 exec /usr/bin/measd --log=/var/log/noise/measure.log 06 07 pre-start script 08 # Create required script: 09 mkdir -p /var/log/noise 10 end script 11 12 post-stop script 13 # Clean
9%
Monitoring for small and medium-sized companies compared
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
-ons. This explains why there have been more than 3 million new Nagios installations worldwide in the past 12 months. This is why Nagios is the industrial standard for monitoring today. … Nagios has a much larger

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