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9%
Server virtualization with VirtualBox
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Federico Caputo, 123RF.com
. Listing 1 Installing the Extension Pack $ vboxmanage -v 4.1.12r77245 $ wget http://download.virtualbox.org/virtualbox/4.1.12/Oracle_VM_Virtualbox_Extension_Pack-4.1.12-77245.vbox-extpack $ sudo
9%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
consuming and expensive, which is what prompted Linbit to build an alternative to Pacemaker that specializes in handling simple use cases: DRBD Reactor [6]. In this article, I describe how DRBD and DRBD
9%
Strategies for routing voice calls around a firewall
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
gnohz, 123RF.com
: 09 Content-Type: application/sdp 10 Content-Length: 142 11 12 v=0 13 o=alice 53655765 2353687637 IN IP4 pc33.atlanta.com 14 s=- 15 t=0 0 16 c=IN IP4 pc33.atlanta.com 17
9%
What tools do intruders use to
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Wojciech Kaczkowski, 123RF.com
.org packetstormsecurity.org,199.58.210.12,A NS25.WORLDNIC.COM,205.178.190.13,SOA ns25.worldnic.com,205.178.190.13,NS ns26.worldnic.com,206.188.198.13,NS mail.packetstormsecurity.org,199.58.210.12,MX,10 Fierce [2], written
9%
Virus scanner and content filter with AD authentication
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Denis Makarov, 123RF.com
=~ s/%([0-9a-fA-F][0-9a-fA-F])/pack("U",hex($1))/eg; 11 # test for each group squid sent in its request 12 foreach $group (@groups) { 13 $group =~ s/%([0-9a-fA-F][0-9a-fA-F])/pack("U",hex($1))/eg
9%
News for Admins
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
 
AMD64 and ARM64 HTTP Boot support in Debian Installer and Live images for UEFI/U-Boot systems Upgraded software stack: Gnome 48, KDE Plasma 6, Linux kernel 6.12 LTS, GCC 14.2, Python 3
9%
Securing email communication with GnuPG
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Amol Tyagi on Unsplash_Key.jpg
in which security and data integrity are paramount, especially when it comes to information with EU-RESTRICTED and NATO-RESTRICTED information [6]. Provisioning Keys in the WKD A Web Key Directory (WKD
9%
News
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
 
January 2012 through March 2012. According to the report, 6 million new malware samples were created in the first quarter of 2012. The announcement states that "Trojans set a new record as the preferred
9%
Open source remote access to Windows
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Nikolay Okhitin, Fotolia
is launched, select Actions | Create New Domain . There, you will be asked to enter the 12-digit domain identifier, and the public key will be sent to the WiKID server. You will be prompted to enter
9%
Filtering email with Sieve
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© radist777, 123RF.com
of Ubuntu, 10.04 (Lucid Lynx), which comes with Postfix 2.7 and Dovecot 1.2. In the following example, both components should be installed and functional, and the individual user accounts should come from

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