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.

How to Write a Smart Contract in Python on the Ontology Network. Part 2: Storage API

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This is the second part of a series of educational articles on creating smart contracts in Python on the Ontology blockchain network. In the previous article, we explored the Blockchain & Block API for Ontology smart contracts. Today, we will discuss how to use the second module—Storage API. Storage API consists of five related APIs that enable adding, removing, and modifying data in the persistent storage of smart contracts on […]

Google collects personal health data from millions of people as part of the 'Solovey' project

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According to The Wall Street Journal, Google is collaborating with one of the largest healthcare systems in the U.S. on a project to collect and analyze detailed information about the personal health of millions of people in 21 states. The initiative, codenamed Project Nightingale, appears to be the biggest attempt by the search giant to gain a foothold in the healthcare industry through data processing […]

The TPM-Fail vulnerability allows for the recovery of keys stored in TPM modules.

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A group of researchers from Worcester Polytechnic Institute, the University of Lübeck, and the University of California, San Diego, has developed a side-channel attack method that allows for the recovery of the values of private keys stored in the TPM (Trusted Platform Module). The attack has been codenamed TPM-Fail and affects the fTPM (a software implementation based on firmware running on a separate microprocessor within the CPU) from Intel (CVE-2019-11090) and hardware […]

Samsung ends support for Linux on DeX

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Linux on DeX is a development by Samsung and Canonical that allows users to run Ubuntu on the Galaxy Note 9 and Tab S4 when connected to Samsung DeX. Linux on DeX has remained in beta status. Enterprising users have already created a petition requesting the open-sourcing of the code: petition. Source: linux.org.ru

Release of WordPress 5.3

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The release of the most popular CMS, WordPress 5.3, has taken place. Version 5.3 pays significant attention to enhancing the Gutenberg block editor. The new features of the editor expand capabilities and offer additional layout options and style variations. Improved styles address many accessibility issues, enhance color contrasts for buttons and form fields, and enable consistency between the editor interface and admin panel, updating the color […]

A Comparative Test of Old Mobile Phone Cameras and a Bit of History

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While I am drawing illustrations of old phones, I found some camera phones in my collection and decided to conduct a comparative test to observe the progress made. The results turned out to be quite interesting. Additionally, I will discuss the history behind the creation of these devices. Having a camera in a phone was considered prestigious, even though the quality was initially laughable. The first phone with a camera was the Kyocera VP-210. It was released […]

Deployment strategies in Kubernetes: rolling, recreate, blue/green, canary, dark (A/B testing)

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Note from the translator: This overview material from Weaveworks introduces the most popular application rollout strategies and discusses the implementation of the most advanced among them using the Kubernetes operator Flagger. It is written in simple language and contains illustrative diagrams, making it easy for even novice engineers to understand. The diagram is taken from another overview of rollout strategies provided by Container Solutions. One of […]

Automation For The Very Young. Part Two. Network Design

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In the first two articles, I raised the issue of automation and sketched its framework, and in the second, I took a detour into network virtualization as the first approach to automating service configurations. Now it is time to draw the scheme of the physical network. If you're not familiar with data center networking devices, I highly recommend starting with an article about them. All issues: […]

Setting up the official PostgreSQL template on Zabbix 4.4

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Hello everyone. Zabbix now has an official Template for PostgreSQL DB. In this article, we'll set it up in Zabbix 4.4. NOTE If your English is good, I recommend installing the template using the official manual at github.com/zabbix/zabbix/tree/master/templates/db/postgresql. However, my article covers nuances not included in that link. Template Preparation 1. Navigate to the home directory. cd ~ […]

Brave browser 1.0 release, developed with the participation of the creator of JavaScript

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After four and a half years of development and testing, the first stable release of the Brave web browser has been launched, developed under the leadership of Brendan Eich, the creator of JavaScript and former head of Mozilla. The browser is built on the Chromium engine and focuses on protecting user privacy. Builds are available for Linux, Windows, macOS, Android, and iOS. The project's code is available on GitHub, with specific […]

Docker sold part of its business related to the Docker Enterprise platform to Mirantis.

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Mirantis, a company offering cloud solutions based on OpenStack and Kubernetes, has acquired part of Docker Inc's business related to the Docker Enterprise platform (the commercial version of Docker’s tools and engine for enterprises, including Docker Enterprise Container Engine, Docker Trusted Registry, and Docker Universal Control Plane). After the business split, Docker Inc will continue to operate as an independent company and […]

Windows Server Core vs GUI and Software Compatibility

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We continue to discuss working on virtual servers with Windows Server 2019 Core. In previous posts, we shared how we prepare client virtual machines using our new VDS Ultralight plan with Server Core for 99 rubles. We then demonstrated how to work with Windows Server 2019 Core and how to install a GUI on it. In this article, we […]

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