May 18, 2017

This article will guide you through the steps how you can perform the installation of Ubuntu 16.10 and Ubuntu 16.04 in dual-boot on a machines with Windows 10.

How To Install Ubuntu 16.10/16.04 in Dual-Boot with Windows 10 or 8

Using the Unified Extensible Firmware Interface (UEFI) can make your PC more secure and a bit faster if you're still using the legacy basic input/output system (BIOS). Windows 10 makes it easier to switch from legacy BIOS to UEFI using the new MBR2GPT disk conversion tool included with the Creators Update. 

How To Convert an MBR Disk to GPT and Switch From BIOS to UEFI on Windows 10

May 17, 2017

Graylog is a powerful open-source log management platform. It aggregates and extracts important data from server logs, which are often sent using the Syslog protocol. It also allows you to search and visualize the logs in a web interface.

How To Manage Logs using Graylog 2 on Ubuntu 16.04

Android Codenamed "O" is the upcoming version of Google’s mobile operating system, but you don’t need  to wait until the release date to get your hands on the latest features. If you have a compatible Nexus or Pixel device, you can install the developer preview of Android O beta right now.

How to install the Android O Beta on Your Pixel or Nexus Device

Google unveiled a preview of the latest version of Android. Codenamed O, the next iteration of Google’s mobile operating system is coming this summer, but you can get your hands on the beta right now.

What’s New in Android O

May 4, 2017

This article will guide you through the steps to use iCinga and set up two different kinds of monitoring configurations. The first is based on simple network checks of your host's external services, such as making a periodic HTTP request to your website. The other configuration uses a software agent running on the host to gather more detailed system information such as load and number of running processes.

How To Monitor Hosts and Services with iCinga

iCinga is a flexible and powerful open-source monitoring system used to oversee the health of networked hosts and services. It could be used to monitor the load and uptime of a cluster of web workers, free disk space on a storage device, memory consumption on a caching service, and so on. Once properly set up, Icinga can give you an at-a-glance overview of the status of large numbers of hosts and services, as well as notifications, downtime scheduling, and long-term storage of performance data.

How To Install iCinga and iCinga Web on Ubuntu 16.04

May 2, 2017

Caddy is a new web server developed with ease of use in mind. It's simple enough to be used as a quick development server and robust enough to be used in production environments.

How To Host a Website using Caddy on Ubuntu 16.04

Apr 28, 2017

This article will guide you through the steps to install and configure Oracle Grid Infrastructure 12c and Database 12c including RAC to RAC Data-guard and Data-broker configuration in a Primary and Physical Standby environment for high availability.

Oracle Database 12c RAC to RAC Data Guard Configuration

Apr 27, 2017

Lynis is a host-based, open-source security auditing application that can evaluate the security profile and posture of Linux and other UNIX-like operating systems.

How To Perform Security Audits using Lynis

Feb 16, 2017

IKEv2, or Internet Key Exchange v2, is a protocol that allows for direct IPSec tunneling between the server and client. In IKEv2 VPN implementations, IPSec provides encryption for the network traffic. IKEv2 is natively supported on new platforms (OS X 10.11+, iOS 9.1+, and Windows 10) with no additional applications necessary, and it handles client hiccups quite smoothly.

Set Up an IKEv2 VPN Server with StrongSwan on Ubuntu 16.04

Feb 11, 2017

Container was first introduced in Sun Solaris operating system but now it is widely available in Linux and Windows as well. The container is an isolated area where an application can run without affecting the rest of the system, and without the system affecting the application. Container shares operating system's kernel so it can be configured as “isolated” part of guest OS.

How To Set Up Windows Container on Nano Server

Feb 9, 2017

This article will guide you through the steps to upgrade System Center Configuration Manager from version 1606 to 1610.

How To Upgrade SCCM 1606 to 1610

Feb 7, 2017

Recently Yalu team has finally released the latest build of the Yalu jailbreak with support for iOS 10.2. This article will show you how to jailbreak iOS 10.2 on your iPhone or iPad using Yalu Jailbreak. Remember, iOS 10.2 Yalu jailbreak now supports all 64-bit devices, except iPhone 7 and iPhone 7 Plus.

Jailbreak iOS 10.2

Feb 6, 2017

This article will guide you through the steps to jailbreak iOS 10.1 and 10.1.1 on your iPhone or iPad using Yalu Jailbreak.

Jailbreak iOS 10.1, iOS 10.1.1 on iPhone or iPad

The iOS App Switcher was the only solution to view all your open apps and close the ones that you’re not using. For instance, if you have many apps that are open, it can be a difficult task to close each of them one at a time.

Close All Apps at Once in iOS 10 on Your iPhone or iPad

Since the iOS 10.2 jailbreak has been released, many Cydia developers have already started updating their tweaks for this firmware. Many popular tweaks have already received an update, such as Eclipse 4 which was released a few days back to bring dark mode to iOS 10.

Jailbreak BioProtect Tweak

The Apache web server is the most popular way of serving web content on the internet. Using virtual hosts, you can use one server to host multiple domains or sites off of a single interface or IP by using a matching mechanism. In easy words, you can host more than one web site on a single server.

How To Configure Apache Virtual Hosts on Debian 8

Jan 27, 2017

If you are a news user or you just switched from Android to iOS and got an iPhone or iPad searching to download and try all the best apps but you don't know much about. This article will guide you the essential apps you should download and use on your iPhone and iPad.

The Essential Apps You Must Download on iPhone or iPad

Jan 26, 2017

Sysdig is open source, system-level exploration: capture system state and activity from a running Linux instance, then save, filter and analyze. Sysdig is scriptable in Lua and includes a command line interface and a powerful interactive UI, csysdig, that runs in your terminal.

How To Monitor Your Linux Servers with Sysdig

Jan 23, 2017

NIC Teaming, also known as load balancing and failover (LBFO), allows multiple network adapters on a computer to be placed into a team for bandwidth aggregation and network traffic failover in order to prevent connectivity loss in the event of a network component failure.

How To Configure NIC-Teaming in Hyper-V on Windows Server 2016

Jan 22, 2017

Remote access is one of the common and more easily rectified situations that can lead to the exploit of a PostgreSQL database. However, many exploits are automated and specifically designed to look for common errors in configuration. These programs scan networks to discover servers, independent of the nature of the content.

How To Protect PostgreSQL Against Automated Attacks

Jan 20, 2017

This article will guide you through the steps to convert PDF to MS Office Files. For demonstrations sake we’ll focus on PDF to Word, but the steps are identical for Excel and PowerPoint.

How to Convert PDF to MS Office Files in 3 Quick Steps

This article will guide you through the steps to set up VPN Server on Windows Server 2016. 

How To Set Up VPN Server on Windows Server 2016

A reverse proxy is a type of proxy server that takes HTTP(S) requests and transparently distributes them to one or more backend servers. Reverse proxies are useful because many modern web applications process incoming HTTP requests using backend application servers which aren't meant to be accessed by users directly and often only support rudimentary HTTP features.

How To Set Up Apache as a Reverse Proxy on Ubuntu 16.04

Jan 14, 2017

Active Directory Expiring Links is new feature in Windows Server 2016 which enables time-bound group membership, expressed by a time-to-live (TTL) value. It allows administrators to assign temporally group membership. This feature is not enabled by default because it required forest function level must be Windows Server 2016. Also, once this feature is enabled, it cannot be disabled. 

Active Directory Time-bound Group Membership in Windows Server 2016

This article will guide you through the steps to transfer active directory FSMO roles from Windows Server 2012 R2 to Windows Server 2016.  For this guide, will be my domain name. I have a Windows Server 2012 R2 domain controller as PDC (source server) and one Windows Server 2016 (target server) which I have already added to my existing domain.

Migrating Active Directory FSMO Roles From Windows 2012 R2 to Windows 2016

Jan 10, 2017

Docker Swarm is a feature of Docker that makes it easy to run Docker hosts and containers at scale. A Docker Swarm, or Docker cluster, is made up of one or more hosts that function as manager nodes, and any number of worker nodes. Setting up such a system requires careful manipulation of the Linux firewall.

How To Set Up Linux Firewall for Docker Swarm on CentOS 7

ionCube is a PHP module extension that loads encrypted PHP files and speeds up webpages. It is commonly required for PHP-based applications. This article will guide you through the steps to install ionCube on a Ubuntu 16.04 server.

Installing ionCube on Ubuntu 16.04

This article will guide you through the steps to install and configure certification authority on Windows Server 2016. We will be using as our active directory domain through out this guide.

How To Deploy Certification Authority on Windows Server 2016

This article will guide you through the steps to install and configure Skype for business server 2015. The first step is to download the product, for this guide we will download the evaluation from here. The next step is to install Windows Server 2012 R2 or Windows Server 2012 Standard or Datacenter edition to support Skype for Business Server 2015. Make sure that a Windows Update was run and all updates are in place.

How To Deploy Skype For Business 2015

Jan 8, 2017

Multi-factor authentication requires more than one factor in order to authenticate, or log in. This article will guide you through the steps to set up multi-factor authentication for SSH on Ubuntu 16.04 server.

How To Configure Multi-Factor Authentication for SSH on Ubuntu 16.04

Jan 5, 2017

This article will guide you through the steps to create a self-signed SSL certificate in order to use with an Nginx web server on a CentOS 7 server to secure web traffic. To begin with self-signed certificate creation process, you need to log into your CentOS 7 Server as a sudo (non-root) user.

How To Generate a Self-Signed SSL Certificate for Nginx on CentOS 7

Jan 4, 2017

This article will guide you through the steps to take backup of your installed applications settings on Windows, transfer them to a new computer and you don't need to re-configuring them.

How To Transfer Installed Applications From One Computer To Another

Jan 2, 2017

For database administrators, import and export database is an important skill to have. Data dumps can be used for backup and restoration purposes, so you can recover older copies of database in case of an emergency disaster like situation, or you can use them to migrate data to a new server or development environment.

Import and Export Databases in MySQL or MariaDB

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