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15%
First steps in IT automation by Rex
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Konstantin Chagin , 123RF.com
_system_release = '12.04' 17 $eth0_mac = '08:00:27:c4:a1:d8' 18 $VirtInfo = { 19 virtualization_role => 'guest' 20 virtualization_type => 'virtualbox' 21 } 22 $memory_shared = '0' 23 $Network = { 24 networkdevices
15%
Prepare, analyze, and visualize data with R
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Buchachon Petthanya, 123RF.com
*** monthAugust -16.028 20.777 -0.771 0.4407 monthDecember -6.106 20.768 -0.294 0.7688 monthFebruary 109.349 21.304 5.133 3.72e-07 *** monthJanuary 133.990 20.770 6.451 2
15%
TCP Stealth hides open ports
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © momo5287, 123RF.com
to the acknowledgement number (ACK). The use of the timestamp as a carrier is also conceivable. Listing 1 TCP Header 01 $ cat rfc793.txt 02 ... 03 0 1 2
15%
Desktop Blades (of Glory)
06.05.2024
Home »  HPC  »  Articles  » 
Module 3+ (image credit: SparkFun Electronics; CC BY 2.0 DEED). The initial carrier board was called the Compute Module 4 IO Board and had connectors for HDMI, Gigabit Ethernet, USB, microSD, PCI
15%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
$st2->execute($dbh->{pg_pid}); 16 if( !$st2->fetchrow_arrayref->[0] ) { 17 warn "couldn't stop backend PID=$dbh->{pg_pid}\n"; 18 } 19 exit 1; 20 } 21 22 POSIX::sigaction(SIGTERM, POSIX
15%
LDAP integration with popular groupware suites
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Sergey Tryapitsyn, 123RF.com
leading open source groupware alternatives. Table 1 compares the LDAP support in the open source groupware tools Open-Xchange [1], Tine 2.0 [2], Zarafa [3], Kolab [4], EGroupware [5], Scalix [6
15%
Endlessh and tc tarpits slow down attackers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Yewkeo, 123RF.com
like these in production environments without massive amounts of testing first. The particular tarpit I build here on my Ubuntu 20.04 (Focal Fossa, with the exceptionally aesthetically pleasing Linux
15%
Service discovery, monitoring, load balancing, and more with Consul
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Ringizzz, 123RF.com
[ec2-user@ip-172-31-20-189 ~]$ consul members Node Address Status Type Build Protocol DC Segment ip-172-31-16-22 172.31.16.22:8301 alive server 1.2.0 2
15%
Ongoing Cyberattack Prompts New CISA Guidance for Communications Infrastructure
05.12.2024
Home »  News  » 
 
, such as Cisco Discovery Protocol (CDP) or Link Layer Discovery Protocol (LLDP). Disable Internet Protocol (IP) source routing. Disable Secure Shell (SSH) version 1. Ensure only SSH version 2.0 is used
15%
Comparing 5 to 50TB NAS storage boxes
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Franck Boston, fotolia.com
immediately notice about this device is its excellent equipment, with USB 3.0 (4x plus 4x USB2.0!), eSATA, and HDMI, optional 10Gb Ethernet (PCI Express slot), and a Sandy Bridge processor. You can retrofit

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