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.

Comprehensive FAQ on cybersecurity for medical information systems

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Analytical overview of cybersecurity threats to medical information systems from 2007 to 2017. – How prevalent are medical information systems in Russia? – Can you elaborate on the single state information system for healthcare (ЕГСИЗ)? – Can you provide more details about the technical features of domestic medical information systems? – What is the situation with the cybersecurity of the domestic EMIAAS system? – What is the situation […]

Guide: What to Expect from Fedora Silverblue

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Exploring the features of an immutable OS. / photo Clem Onojeghuo Unsplash How Silverblue Fedora Came to Be Silverblue is an immutable desktop operating system. In it, all applications run in isolated containers, and updates are installed atomically. The project was previously called Fedora Atomic Workstation. It was later renamed to Silverblue. According to the developers, they considered over 150 naming options. They simply chose Silverblue […]

Beginner's guide to SELinux

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This article is prepared for students of the 'Linux Security' course. SELinux, or Security Enhanced Linux, is an advanced access control management mechanism developed by the United States National Security Agency (NSA) to prevent malicious intrusions. It implements a mandatory access control (MAC) model on top of the existing discretionary access control (DAC) model, enabling […]

Increasing the Power Limit allows the AMD Radeon RX 5700 XT to catch up with the GeForce RTX 2080

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Unlocking the potential of AMD Radeon RX 5700 series graphics cards turned out to be quite simple. As revealed by Igor Wallossek, editor in chief of the German version of Tom’s Hardware, all it takes is to increase the power limit of the graphics cards using the SoftPowerPlayTable (SPPT). This method of enhancing graphics card performance is relatively straightforward from an implementation perspective but can be quite risky for the graphics card itself. […]

A tool has appeared to remove moving objects from video

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Today, removing an unwanted element from a photograph is no longer a problem for many. Basic Photoshop skills or trendy neural networks can solve the issue. However, when it comes to video, the situation becomes complicated, as it requires processing at least 24 frames per second. Now, a utility has emerged on GitHub that automates these actions, allowing for the removal of […]

A vulnerability in the firmware of BMC controllers affecting servers from many manufacturers.

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Eclypsium has identified two vulnerabilities in the firmware of the BMC controller supplied in Lenovo ThinkServer servers, allowing a local user to replace the firmware or execute arbitrary code on the BMC chip. Further investigation revealed that these issues also affect the firmware of BMC controllers used in Gigabyte Enterprise Servers, which are also employed in servers from companies such as Acer, AMAX, Bigtera, Ciara, […]

Release of the OPNsense 19.7 Distribution for Creating Firewalls

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After 6 months of development, the OPNsense 19.7 firewall distribution release has been presented, which is a branch of the pfSense project, created to form a fully open distribution that could possess functionality at the level of commercial solutions for deploying firewalls and network gateways. Unlike pfSense, the project is positioned as not being controlled by a single company, developed with direct […]

Kenneth Reitz is looking for new maintainers for his repositories

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Kenneth Reitz is a well-known software engineer, international speaker, open-source advocate, street photographer, and electronic music producer who encourages open-source developers to take on the burden of maintainer for one of his repositories with libraries for Python: requests records requests-html setup.py legit responder. Other lesser-known projects are also available for maintaining and the right to become an "owner." Kenneth […]

DIY Solar Power Station for a 200 m2 Home

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There are often reports online about environmental protection and the development of alternative energy sources. Sometimes even reports are made about how a solar power station was set up in an abandoned village so that local residents could enjoy the benefits of civilization not just for 2-3 hours a day while the generator runs, but continuously. But this all seems a bit distant from our lives, so I decided to […]

Managing mobile devices and more with UEM solutions from Sophos

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Today, many companies actively use not only computers but also mobile devices and laptops in their work. This raises the issue of managing these devices using a unified solution. Sophos Mobile successfully addresses this task and opens up significant opportunities for administrators: Management of corporate mobile devices; BYOD, corporate data access containers. More details […]

Fedora developers intend to discontinue the formation of repositories for the i686 architecture.

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Among the upcoming changes in Fedora 31, it has been proposed to discontinue the creation of primary repositories for the i686 architecture. The formation of multi-lib repositories for x86_64 environments will be maintained, and i686 packages will remain in them. This change has not yet been reviewed by the FESCo (Fedora Engineering Steering Committee), which is responsible for the technical aspect of Fedora distribution development. This proposal supplements the one approved for implementation in the branch […]

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