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OpenSource For You
March 2017 Issue
Vol. 5 No. 6
Admin - How To
How to Use the Network Security Toolkit
Network Security Toolkit (NST) is an analysis and validation tool which can be used on
enterprise virtual servers that host virtual machines. Get acquainted with NST in this article.
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Admin - Let's Try
ClamAV: A Free and Open Source Antivirus Tool
ClamAV is a free and open source toolkit to detect malware. It also performs Web/email scanning and provides gateway security for Linux distributions, in particular. Here’s a simple guide on how to install and use this tool.
| Admin - Insight
Identifying and Mitigating Distributed Denial of Service Attacks
A distributed denial of service (DDoS) attack involves the paralysing of a network by flooding it with data from several individual sources, to the detriment of genuine users. The identification and mitigation of such attacks is an important issue for systems administrators.
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Admin - Let's Try
Prometheus: A Peek at the Popular Monitoring Tool
Prometheus is a leading monitoring solution that has seen its community grow to large numbers. The support for multiple exporters is one of the strongest points of Prometheus, since it can help you get started with specific monitoring requirements quickly.
| Admin - Let's Try
Use Content Delivery Networks to Speed Up Your Website
A content delivery network (CDN) has multiple servers, which are geographically distributed for the easy delivery of Web content. A CDN enhances the performance and speed of delivery of such content.
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Admin - Let's Try
The DevOps Series An Introduction to Ansible
With this article, we begin a new series on DevOps, starting out with Ansible, which helps you to build a strong foundation. As the Ansible website proclaims, proudly, “Deploy apps. Manage systems. Crush complexity.”
| Admin - Overview
An Overview of Open Source Tools for Network Monitoring
Network monitoring is crucial in enterprises. This article discusses its various advantages and highlights a few network monitoring tools. Systems admins will benefit greatly by familiarising themselves with these tools.
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Developers - Overview
Different C Standards: The Story of C
This article covers the various standards of the C language, from K&R C through ANSI C, C99, C11 and Embedded C.
| Developers - Overview
The Latest Open Source Tools for Web Developers
This article aims to acquaint readers with the trendy new open source tools for Web development. These are different from website builders and IDEs as they do not directly assist in the creation of websites. Rather, they are browser add-ons or built into browsers to test the user facing interfaces of the website or Web application.
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Developers - Insight
Blockchain-IoT based Management of Shared Resources between Trustless Parties
In this article, the authors discuss use cases for which blockchains and IoT devices can be used, instead of intermediaries, for Trustless parties to transact with each other. The authors also discuss the architecture and the open source technologies that were used in their solution.
| Developers - Let's Try
Conquer the Web the REST Way
This article gives readers a basic introduction on how to use the REST API.
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Developers - How To
Creating a Digital Wallet Application in App Inventor 2
This month, we present another interesting app in our App Inventor 2 series. Digital wallets are a trending topic ever since our country decided to opt for a ‘less cash’ economy. Creating this app will give readers a good insight into how a digital wallet really works.
| OpenGurus - Let's Try
Gridlabd: Open Source Software for Smart Grid Network Studies
The distribution of electric supply generally faces a few problems. The good news is that these problems can be modelled mathematically and studied without any danger to life and limb. Gridlabd is open source software which enables smart grid studies.
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For U & Me - Insight
What Enterprise Mobile Management Strategy Should You Adopt for BYOD?
The current BYOD (bring your own device) trend for enterprise mobile applications has its pros and cons. The author walks the reader through the problems faced by systems admins when implementing strategies for enterprise mobile management (EMM), drawing from his own experiences in this field, and talks about the strategies that have evolved recently.
| For U & Me - Interview
“A single silver bullet cannot meet all the challenges in the IoT space”
The Internet of Things (IoT) has become the next big thing in the technology world. But there are some big challenges to be overcome. Jagdish Harsh, founder and chief managing director of Mobiloitte, an IT company based in New Delhi, Singapore, UK and USA focusing on bots, apps, digital and IoT, discusses these challenges with Jagmeet Singh of OSFY and highlights the potential of the growing IoT space for Indian developers. Edited excerpts…
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For U & Me - Interview
“The community drives OpenStack’s innovation curve”
In the world of open source, OpenStack has emerged as the ultimate solution to manage the cloud. It is an alternative to all the existing proprietary cloud management platforms and is considered to be easier to deploy than traditional offerings. But what are the prime advantages of opting for OpenStack in today’s fast-moving IT world? Mark Collier, co-founder and COO, OpenStack Foundation, describes those advantages in an exclusive conversation with Jagmeet Singh of OSFY.
| CodeSport
CodeSport
In this month’s column, we discuss the solutions to some of the questions we discussed in last month’s column.
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Admin - Overview
The Best Open Source Network Intrusion Detection Tools
In enterprises, preventing breaches in the network in order to protect data is a serious
matter. Any malware exploit can cost the company a lot. Maintaining networks securely
is an aim that all systems administrators hope to achieve. Let us take a look at a few
important open source network intrusion detection tools.
| Admin - How To
A Beginner’s Guide to Mininet
You can instantly create realistic virtual networks deploying controllers, switches and hosts using Mininet. And experiment with them to your heart’s content to run real kernel, application and switch code on a single machine, whether on a VM, the cloud or native.
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Admin - How To
Integrating OpenDaylight VTN Manager with OpenStack
OpenDaylight is the largest open source SDN controller. The OpenDaylight virtual tenant network (VTN) is an application that provides a multi-tenant virtual network on an SDN controller. This article is a tutorial on how to integrate the OpenDaylight VTN Manager with OpenStack.
| Admin - Overview
An Introduction to Zabbix
Here’s an introduction to Zabbix, the open source monitoring tool. Zabbix is a highly integrated network monitoring solution, which has an array of features in a single package.
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OpenGurus - Let's Try
Lex: Waving the Magic Wand of Regular Expressions
Lex is a computer program that generates lexical analysers. It is commonly used with the Yacc parser. Originally distributed as proprietary software, some versions of Lex are now open source.
| Developers - How To
It’s Easy to Build an App with Ember.JS!
This article presents a tutorial on how to build a simple app using the Ember.JS framework.
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OpenGurus - Let's Try
Exploring Front-end Computer Vision
Computer vision tasks include methods for acquiring, processing, analysing and understanding digital images, and in general, deal with the extraction of multi-dimensional data from the real world in order to produce numerical or symbolic information.
| Exploring Software - Guest Column
Exploring Software: Modelling the Shortage of Change Using Netlogo
Last month we explored Netlogo, the multi-agent programming environment which simulates natural and social phenomena. In this article, the author skilfully uses an existing real-world situation, namely, the shortage of change due to demonetisation, to set up a Netlogo model.
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