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Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
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Reading email in the browser with Horde
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
©Daniel Villeneuve, 123RF.com
communication. For MySQL, the Debian package for this is php5-mysql. Once these conditions are fulfilled, you can launch the configuration script as follows: PHP_PEAR_SYSCONF_DIR=/var/www/webmail php -d include
10%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
, you additionally need a virtual disk. To do this, you first need to shut down the OpenSolaris system as follows: $ pfexec shutdown -y -g0 -i5 In the virtual machine settings, you can assign a new disk
10%
Operating system virtualization with OpenVZ
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© sculpies, Fotolia.com
system. You will probably want to dedicate a separate partition to OpenVZ and to mount this below, /ovz, for example Besides this, you should have at least 5GB of hard disk space, a fair amount of RAM (at
10%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
 
, the financial services sector continues to be the most targeted industry sector for phishing attacks, with 38.1 percent of targeted attacks; it is followed by the payment services (21.5%) and retail (13
10%
The fine art of allocating memory
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
. The badness score calculation for the popular 2.6.32 kernel [5] follows this logic: Any process caught in the swapoff() system call is killed first, followed by a score evaluation that baselines on memory size
10%
Processing the new sudo logging format
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Kelly Sikkema on Unsplash
, which makes several data fields available in the journal (Figure 2). You will find more detailed information on the individual fields of the log format by entering man 5 sudoers for the sudoers help
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Denial of service defense
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © Russell Shively, 123RF.com
can work around the defenses deployed on the servers – provided you know the values you set on the servers. For example, if you want to launch an attack with 5,000 connections, you would call Slowloris
10%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
with it. Companies such as Linbit [5], which specializes in consulting for Linux HA, report that they repeatedly encounter setups with faulty Pacemaker configurations. Debugging these problems is time
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Web applications with Julia
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © sony sivanandan, 123RF.com
led to rapid and enthusiastic adoption across many science and engineering disciplines. It's one of only four languages [5] that have been deployed on supercomputers for petaflop computations (the

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