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  • [x] Creation time: Last year
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38%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
"."EUR_VALUE">=10) 26 3 - access<+>6<+>( "S"."SALE_DATE">TRUNC(SYSDATE@!) 27 -INTERVAL'+00-06' YEAR(2) TO MONTH) 1  The explain plan for command only stores the execution plan in the PLAN_TABLE. 2  The DBMS
38%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
MySQL-shared-compat-5.5.22-2.el6.x86_64.rpm rpm -i MySQL-client-5.5.22-1.el6.x86_64.rpm With CentOS 6, the following additional package is necessary: yum install openssl098e.x86_64 The easiest way
38%
Creating an SFTP jail
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Juan Manuel Ordonez, 123RF.com
be replaced solely with the sshd configuration directives shown in Listing 3. Line 16 specifies that SFTP will listen on port 2202 instead of the default SSH port 22. This option is configurable and left ... 3
38%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
client requests (1) in the auth.log file (2). Then sshguard (3) monitors the file and creates a firewall rule (4) that blocks the client (5) if it notices to many login attempts. If the attacker ... 3
38%
Proactive threat detection
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © dunord, 123RF.com
it to process after loading, which makes it clear that Falco is not an entirely new solution, because the kernel driver is, strictly speaking, legacy software and dates back to the days when eBPF [3
38%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
-certs, make, gcc, and g++. The certificates from ssl-cert will be required later. According to the how-to http://1, Chef prefers RubyGems version 1.3.6 or newer, but not 1.3.7. This version contains a bug
38%
Service Management Facility (SMF) in OpenSolaris
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Steve Cukrov, Fotolia.com
– Another multiuser mode for some extensions 5 – Shut down and switch off the system 6 – Reboot the system The default runlevel is 3, and the default
38%
The fail2ban intrusion prevention framework
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Flavijus Piliponis, 123RF.com
the smoke and mirrors that some pieces of software employ to keep their workings secret, fail2ban is transparent in the work it does behind the scenes. In simple terms, fail2ban [3] keeps a close eye on your
38%
Connecting dissimilar IPsec implementations
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Yuri Arcurs, 123RF.com
set remote-gw 192.168.1.31 06 set psksecret ENC kB+sdP4e109vAROdm9TRn9YIzA47T3JHPK4xVOzYu/8nc3wmqBknMZBzfHU7VRuWBF2gncDuHY1ubeCk9DU3zasHi61Izu0m6cg1cdERjgNmKKcO 07 set keepalive 600 08 next
38%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
filesystem (AFS) is another network filesystem that is available in a free implementation, OpenAFS [3]. On the other hand are cluster filesystems. Before computers can access "distributed" data, they first ... The vanilla kernel includes two cluster filesystems: OCFS2 has been around since 2.6.16 and is thus senior to GFS2. Although OCFS2 is non-trivial under the hood, it is fairly simple to deploy.

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