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18%
Using loop directives to improve performance
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © orson, 123RF.com
of an application allows it to run faster and scale better than serial applications (see Amdahl's law [3]). Today's processors have multiple cores, and accelerators such as GPUs have thousands of lightweight cores
18%
Tools that extend Bash scripting
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Laschon Maximilian, 123RF.com
that the top left of the screen is (0,0) tput cup 3 15 # Set the foreground color using an ASCII escape tput setaf 3 # Write a "title" to the screen echo "Title of the company" tput sgr0 # Write a menu title
18%
Read-only File Compression with SquashFS
14.06.2017
Home »  HPC  »  Articles  » 
example illustrating the change in file size: $ ls -lsah FS_scan.csv  3.2M -rw-r--r-- 1 laytonjb laytonjb 3.2M 2014-06-09 20:31 FS_scan.csv $ gzip -9 FS_scan.csv  $ ls -lsah FS_scan.csv.gz  268K
18%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
report [3] said weak passwords contributed to 31% of compromises investigated. Without picking on any one organization, choose a company, a social network, and a cloud provider; now, look up
18%
Prowling AWS
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Dmitry Naumov, 123RF.com
. For some additional context, sections on the AWS Security Blog [3] are worth digging into further. To bring more to the party, the sophisticated Prowler also stealthily prowls for issues in compliance
18%
VAX emulation with OpenVMS
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Ole Houen, 123RF
rq2 ra92 08 set rq3 cdrom 09 10 attach rq0 d0.dsk 11 attach rq1 d1.dsk 12 attach rq2 d2.dsk 13 14 attach -r rq3 cdrom.iso 15 16 set rl disable 17 set ts disable 18 19 set xq mac=08-00-2B-AA-BB-CC 20
18%
Hunt down vulnerabilities with the Metasploit pen-testing tool
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © bluebay, 123rf.com
] about how the Dalai Lama and many a government had exploits foisted on them in PDFs [3]. Metasploit is everywhere. Charly Kühnast also covered the topic in his Linux Magazine sys admin column [4
18%
Secure your data channel with stunnel
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Petr Vaclavek, 123RF.com
ZJOUoUsZGlkk client2:q0eL78zFrbnESW6c/F0qit5MNCpS8IBgyh1BdXiyyuI client3:zkq8eT31Nib3IHWfp0yyu15BCW52VMbY8+LhVUt3ylA The client uses the appropriate password in the /etc/stunnel/psk-client1.txt file: client1:Wf
18%
OpenACC – Parallelizing Loops
09.01.2019
Home »  HPC  »  Articles  » 
as shown in Table 3, each gang will execute each loop redundantly (i.e., each gang will run the exact same code). These gangs are executed at the same time but independently of one another (Figure 2). Table
18%
Delegate and restrict authorizations in Azure AD
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Lead Image © lassedesignen, 123RF.com
a user or group in Azure AD, use the cmdlet with the ObjectID parameter Get-AzureADUser -ObjectID 3b47a729-16c1-4be1-9ee2-7f3bd00a346b You can retrieve the ObjectID for each user after entering Get

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