ProHoster > Articles on: Yuri Gagarin

Author: Yuri Gagarin

A technical specialist at ProHoster with over six years of experience in server administration, VPN solutions, and network security. I manage infrastructure setup and support, monitor service stability, and implement solutions to protect client data. I also contribute to performance optimization and compliance with modern security and privacy requirements.

Closure of the Russian Fedora Remix Project

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The official Telegram channel of the Russian Fedora community announced the cessation of localized builds of the distribution previously released under the name Russian Fedora (RFR). Quoting: Dear RFRemix users and Russian Fedora repository maintainers! We inform you that the development of the RFRemix distribution, as well as support for the Russian Fedora repositories, is officially discontinued. The release of RFRemix 31 will not take place. The project has fulfilled its mission 100%: […]

How AWS 'cooks' its elastic services. Scaling the network

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The scale of Amazon Web Services' network encompasses 69 zones worldwide across 22 regions: the USA, Europe, Asia, Africa, and Australia. Each zone houses up to 8 data centers (DCs). Each DC contains thousands or hundreds of thousands of servers. The network is designed such that all unlikely scenarios of outages are accounted for. For example, all regions […]

How AWS 'cooks' its elastic services. Scaling servers and databases

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Clouds are like a magic box — you specify what you need, and resources simply appear out of nowhere. Virtual machines, databases, networks — all belong solely to you. There are other tenants in the cloud, but in your universe, you are the sole ruler. You are confident that you will always receive the required resources, without having to consider anyone else, and you determine what […]

Closure of the Russian Fedora project

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In the official Telegram channel of the Russian Fedora community, an announcement was made regarding the cessation of localized builds of the distribution previously released under the name Russian Fedora (RFR). It is reported that the Russian Fedora project has accomplished its task: all its developments have been accepted into the official Fedora repositories and the RPM Fusion repository. The maintainers of Russian Fedora are now maintainers of Fedora and RPM Fusion, with user support and […]

CPDoS attack, which allows making pages delivered through CDN unavailable.

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Researchers from the University of Hamburg and the University of Cologne have developed a new technique for attacking content delivery networks and caching proxies — CPDoS (Cache-Poisoned Denial-of-Service). This attack enables denial of access to a page by poisoning the cache. The problem is that CDNs cache not only successfully executed requests but also situations where the HTTP server returns an error. Generally, when there are issues with […].

We are creating a junior team to assist the main teams, using only Slack, Jira, and blue tape.

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Almost the entire development team at Skyeng, consisting of more than 100 people, works remotely, and the requirements for specialists have always been high: we were looking for senior, full-stack developers, and mid-level professionals. However, in early 2019, we hired three juniors for the first time. This was done for several reasons: hiring only super specialists does not solve all problems, and fostering a healthy atmosphere in […].

LET FAANG* tremble or [a practical guide] to job searching in the USA/Europe for IT professionals

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*FAANG is an acronym for the five largest tech companies (Facebook, Apple, Amazon, Netflix, and Google), providing some of the best opportunities for developers who dream of or plan to join the wave of IT migration. The reason for writing this guide was a publication I stumbled upon a few days ago, which listed useful resources, along with the efforts of user Sergunka, who opened a window into the process […]

How IT professionals can find jobs in the USA and EU: 9 best resources

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The global IT market is rapidly evolving. Each year, the profession of software developer becomes increasingly in demand — by 2017, there were approximately 21 million programmers of various specialties around the world. Unfortunately, the Russian-speaking IT market is still in its early stages of development — there are already large and successful projects, but the market will take a long time to catch up with […]

GitLab is making changes for cloud and commercial product users

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This morning, a letter arrived from GitLab regarding changes to the service agreement. The translation of this letter will follow. Translation: Important updates to our Service Agreement and Telemetry Services Dear GitLab user! We have updated our Service Agreement concerning our use of telemetry services. Current clients using our proprietary products (the GitLab.com service and Enterprise Edition on their own infrastructure) […]

The Open Data Hub project is an open platform for machine learning based on Red Hat OpenShift.

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The future has arrived; artificial intelligence and machine learning technologies are already successfully utilized by your favorite stores, transportation companies, and even turkey farms. If something exists, it means there's already information about it online... an open project! See how Open Data Hub helps scale new technologies and avoid difficulties in their implementation. Despite all the benefits of artificial intelligence (artificial […]

Skill enhancement plan to become a Data Engineer.

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For the past eight years, I have worked as a project manager (not coding at work), which has naturally negatively impacted my technical background. I decided to bridge my technology gap and pursue a career as a Data Engineer. The main skill of a Data Engineer is the ability to design, build, and maintain data warehouses. I have created a learning plan, and I think it will be beneficial not only for me. The plan […].

The liquidation of the 'Big Three' pirate CDNs has harmed 90% of illegal online cinemas in Russia

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Group-IB, a company operating in the field of information security, announced that the closure of one of the largest pirate video content providers, Moonwalk CDN (Content Delivery Network), led to the elimination of two more CDN providers. These include HDGO and Kodik, which were also major suppliers of pirate video content for Russia and the CIS countries. According to experts at Group-IB, the elimination of the "Big Three" […]

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