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60%
High availability for RESTful services with OpenStack
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Ying Feng Johansson, 123RF.com
about SSL themselves – OpenStack Swift is a good example: The Swift service does have the option of using the swift-proxy RESTful component to deliver SSL certificates, but according to the documentation ... High availability for RESTful services with OpenStack
60%
Open Source Security Information and Event Management system
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Yoichi Shimizu, 123RF.com
and processes and provides knowledge and insight into security threats and a capacity to manage risks more effectively. The Open Source Security Information and Event Management (OSSIM) system [1] is a Security ... Open Source Security Information and Event Management system
60%
Swagger and OpenAPI Specification for documents
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © smeagorl, 123RF.com
]. It describes in detail how the developer has to write the REST API in the text file. SmartBear handed over the complete specification of Swagger January 1, 2016, to the Open API initiative [7], which in turn ... Swagger and OpenAPI Specification for documents
60%
Open source mail archiving software compared
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Alexander Dedrin, 123RF.com
. Powerful Open Source Applications In this article, I examine three standalone mail archiving products from the open source camp: Piler, Benno, and MailArchiva; Table 1 compares the features ... Open source mail archiving software compared
60%
Open source multipoint VPN with VyOS
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Photo by Damon Lam on Unsplash
building large VPNs. Luckily, all DMVPN components have been open sourced. In this article, I show you how to set up a DMVPN with the VyOS Linux router distribution, which also can be used to improve ... Open source multipoint VPN with VyOS
60%
Kopano Groupware – an open source productivity suite
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © Klementiev, fotolio.com
as save licensing costs on a large scale. Although proprietary solutions such as Microsoft Teams, Slack, Skype for Business, Webex, and Zoom have claimed major slices of the market for themselves, the open ... Kopano Groupware – an open source productivity suite
60%
Alternative container runtimes thanks to the Open Container Initiative
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Photo by Braden Collum on Unsplash
was identified at an early stage, and various projects have been developed to establish alternative container runtimes. Docker itself has also gone through a certain development process, driven by the Open ... Alternative container runtimes thanks to the Open Container Initiative
60%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
serial, OpenMP, OpenACC, and MPI code. I carefully watch the load on each core with GkrellM [3], and I can see the scheduler move processes from one core to another. Even when I leave one to two cores free ... CPU affinity in OpenMP and MPI applications
60%
Open source intelligence tools for pen testing
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Lead Image © Natalia Lukiyanova, 123RF.com
" audit. Discovery Stage: Nmap and Maltego Open source intelligence tools (OSINTs) are extremely useful during the discovery stage. Pen testers were once relegated to using whois, nslookup, and good old ... Open source intelligence tools for pen testing
55%
Compiler Directives for Parallel Processing
12.08.2015
Home »  HPC  »  Articles  » 
With directive coding, you annotate code with compiler directives to take advantage of parallelism or accelerators. The two primary standards are OpenACC and OpenMP.   ... in the name of better performance. Meanwhile, applications and tools have evolved to take advantage of the extra hardware, with applications using OpenMP to utilize the hardware on a single node or MPI to take ... With directive coding, you annotate code with compiler directives to take advantage of parallelism or accelerators. The two primary standards are OpenACC and OpenMP.

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