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17%
Build a honeypot with real-world alerts
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Bruce Rolff, 123RF.com
NEW -m tcp --dport 22 -j ACCEPT 10 -A INPUT -p udp --dport 5353 -j DROP 11 -A INPUT -s -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT 12 -A INPUT -m limit --limit 30/min -j
17%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
Laboratory hosts a number of excellent parallel programming tutorials at its Leadership Computing Facility, including one demonstrating the Monte Carlo method in both serial and parallel implementations [6]. I
17%
Azure Application Gateway load distribution tool
03.04.2024
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © foodandmore, 123RF.com
,999 are theoretically available for the front end, with the exception of port 22 (SSH). The HTTP setting is part of the request-routing rule and specifies the connection details of the back-end systems, including
17%
Smartphone management with Microsoft products
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Javier Brosch, 123RF.com
, and above all more reliable; no mail is lost, and users can also sync with multiple devices. From version 2.2 onward, users and administrators can also remotely wipe lost devices. Android phones need at least
17%
Remote maintenance and automation with RPort
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Claudia Soraya on Unsplash
server in Azure, Amazon Elastic Compute Cloud (AWS EC2), or Google Compute, you have to pay attention to the correct firewall settings when creating the VM. In addition to SSH port 22, you need to allow
17%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
17%
Monitoring Performance with sar
05.03.2014
Home »  Articles  » 
:15:01        all      2.08      0.00      0.96      0.02      0.00     96.94 12:25:01        all      1.96      0.00      0.82      0.06      0.00     97.16 12:35:01 PM     all      1.22      0
17%
Generate VM Images with virt-builder
15.04.2014
Home »  Articles  » 
 
the following command when you get there: wget http://libguestfs.org/download/builder/fedora-19.xz The image is only 164MB in size, so the download is done quickly. Back in the main directory of the libguestfs
17%
Hadoop for Small-to-Medium-Sized Businesses
06.05.2014
Home »  HPC  »  Articles  » 
media, and the entertainment industry, including Amazon Web Services, AOL, Apple, eBay, Facebook, Netflix, and HP. However, Hadoop 2.2.x is especially appealing for smaller companies with tight budgets
17%
Environment Modules
23.02.2012
Home »  HPC  »  Articles  » 
in the situation where you want to run multiple jobs each with a different compiler/MPI combination. For example, say I have a job using the GCC 4.6.2 compilers using Open MPI 1.5.2, then I have a job using GCC 4

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