Posted by Nicolas Prigent on February 12, 2019
An Overview of Azure Traffic Manager

Traffic in the network is similar to the movement of cars on the roads. If there are no traffic lights and a traffic controller or the number of cars is too large, a traffic jam will arise. How about user traffic incoming to your website? The situation is similar. To ensure high availability and high performance, you need an efficient traffic manager. Azure Traffic Manager (ATM) is a DNS-based traffic load balancing subsystem that allows you to distribute traffic between services in all Azure regions optimally, ensuring a high level of availability and responsiveness. Productivity, priority, balance, multitasking – these characteristics fully describe Azure Traffic Manager. Are you still losing valuable time in information packets traffic jams?

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Posted by Romain Serre on January 10, 2019
Configure a reverse proxy on Kemp LoadMaster

A reverse proxy is a service that sits in front of one or more servers and accepts requests from clients for resources that are located on the server or servers. From a client point of view, a reverse proxy looks like a web server and can be easily used for remote access. The Kemp LoadMaster platform provides reverse proxy services that expand the range of workloads and provide access to dozens of web applications via a single IP address/port. Set up a reverse proxy server on the LoadMaster and get the perfect point in the network to control traffic and optimize performance!

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Posted by Gary Williams on December 11, 2018
SPF, DKIM and DMARC

There are many anti-spam tools. And they are pretty good. For example, better-known and reliable domains can be added to your whitelist. However, spoofed emails will always be redone because they represent legitimate business emails. SPF, DKIM, and DMARC is a mechanism that will protect your email box and will allow you to get rid of annoying spam, ensuring verification of the sender’s domain. Stop spam emails right now!

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Posted by Oksana Zybinskaya on October 24, 2016
DoS attack on major DNS provider, Dyn, brings down Internet. Twitter, Reddit affected

The recent distributed denial of service attack against Dyn, the dynamic DNS service, affected the availability of a row of major websites and Internet services, including Twitter and Reddit. The attack began at 7:10am Eastern Time (12:10pm UK) and was mainly focused on Dyn’s US East Coast name servers. According to Doug Madory, Director of Internet Analysis at Dyn, DNS traffic resolved from east coast name server locations was experiencing a service interruption during that time. By 9:20am ET same morning, Dyn had mitigated the attack and services returned to normal.

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Posted by Florent Appointaire on July 14, 2016
Ubuntu: Join a server to an Active Directory domain

Today, we will see how to join an Ubuntu server (version 16.04) to an Active Directory domain. It could be useful in case if you want that your administrators use their domain account to connect to servers, etc.

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Posted by Charbel Nemnom on June 7, 2016
How to Build a Secure PowerShell DSC Pull Server?

Windows PowerShell Desired State Configuration (DSC) is a technology introduced by Microsoft in Windows PowerShell v4.0.

At the time of writing, we are at PowerShell v5.0. If you are new to PowerShell DSC, I highly encourage you to start investing and learning this awesome technology today.

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