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29%
Boost performance of your Python programs
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Eric Isselée, 123RF
oc.close() 20 21 if '__main__' == __name__: 22 23 uicores = cpu_count() 24 olck = Lock() 25 26 oque = Queue() 27 op, oc = Pipe() 28 29 for ui in xrange(1, 2*uicores): 30
29%
Targeted defense against brute force attacks
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Andrii IURLOV, 123RF.com
, most likely, (3/2) x 15 seconds. Finally, -s defines the number of seconds to wait before sshguard "forgets" the attacker's IP address. The line sshguard -l /var/log/auth.log -s 20 instructs sshguard
29%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alterfalter, 123RF.com
notification_interval 60 16 notification_options d 17 } 18 19 # Fileserver 20 define host{ 21 host_name fileserver 22 alias Fileserver 23
29%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
18 19 # facts 20 factsource = yaml 21 plugin.yaml = /etc/mcollective/facts.yaml 22 23 # security plugin config 24 securityprovider = psk 25 plugin.psk = foobar Listing 4 /etc
29%
Virtualization via Zones
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Pei Ling Hoo, 123RF.com
1 21 22 Configure Kerberos Security: No 23 24 Name service: DNS 25 26 Domain name: blah.com 27 28 Server's IP Address: 192.168.1.254 29 30 Use NFSv4: Yes 31 32 Continents and Oceans: Americas 33 34
29%
Performance monitoring in Windows Server 2008 R2
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Itsallgood, Fotolia.com
magazine [6]. Infos PAL: http://pal.codeplex.com Log Parser 2.2: http://www.microsoft.com/downloads/details.aspx?FamilyID=890cd06b-abf8-4c25-91b2-f8d975cf8c07&DisplayLang=en Office 2003 Add
29%
Sharing Data with SSHFS
23.04.2014
Home »  HPC  »  Articles  » 
as a module): [laytonjb@home4 HPC_028]$ ls -lsa /lib/modules/2.6.32-431.5.1.el6.x86_64/kernel/fs/fuse total 168   4 drwxr-xr-x  2 root root   4096 Mar 20 20:09 ./   4 drwxr-xr-x 30 root root   4096 Mar 20 20
29%
Five HPC Pitfalls (Part 1)
13.03.2012
Home »  HPC  »  Articles  » 
of speed-up (i.e. 25x speed-up). Unfortunately, no standard baseline exists against which to measure the speed-up, and these results are for single-precision performance (lower quality) Also, a re
29%
Understanding Autodiscovery
20.12.2012
Home »  Articles  » 
 
: Nmap Command root@sandbox:~# nmap -v -A www.haribo.de ... Host www2.haribo.com (213.185.81.67) is up (0.011s latency). Interesting ports on www2.haribo.com (213.185.81.67): Not shown: 995 closed ports
29%
SHA-3 – The New Hash Standard
15.04.2013
Home »  Articles  » 
 
of researchers presented an attack against MD5 signatures at 25C3, the Chaos Computer Club’s annual congress. This attack allowed them to create a spoofed root certificate on an SSL certificate authority

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