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.

Microsoft has added CCleaner to the list of potentially unwanted applications

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It has been reported that the built-in antivirus in the Windows 10 software platform, Windows Defender (Microsoft Defender), has now classified the CCleaner application as potentially unwanted. This follows information that recently appeared on the official Microsoft Security Intelligence page. Recall that the CCleaner application is a utility designed to clean and optimize the operating system by removing unnecessary files and cleaning the registry […]

The release of GTK 3.99.0 marked the readiness of functionality planned for GTK 4.

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The final experimental release of the GTK framework 3.99.0 has been published, which includes all the capabilities planned for GTK 4. The GTK 4 branch is being developed under a new development process that aims to provide application developers with a stable and maintainable API for several years, allowing for use without the concern of having to redo applications every six months due to API changes in the next branch […]

GitHub will restrict access to Git via token authentication and SSH keys

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GitHub has announced its decision to discontinue support for password authentication when connecting to Git. Direct operations with Git that require authentication will only be possible using SSH keys or tokens (personal GitHub tokens or OAuth). A similar restriction will also apply to the REST API. The new authentication rules for the API will take effect on November 13, and the tightening of access to Git […]

Update of the Thunderbird email client 78.1 including support for OpenPGP

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The release of the Thunderbird 78.1 email client, developed by the community and based on Mozilla technologies, is now available. Thunderbird 78 is based on the code base of the ESR release of Firefox 78. The release is available only for direct download; automatic updates from previous releases will be generated only in version 78.2. The new version has recognized end-to-end encryption as suitable for general use and is activated by default […]

What is DNS tunneling? A guide to detection.

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DNS tunneling turns the domain name system into a weapon for hackers. DNS is essentially a huge phone book for the internet. Additionally, DNS is a basic protocol that allows administrators to make queries to the DNS server's database. So far, everything seems clear. However, crafty hackers have realized that they can discreetly communicate with a victim's computer by embedding control commands and data into the DNS protocol. This […]

Wargaming announced a large-scale amnesty in World of Tanks: many accounts will be unblocked, but not all.

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Wargaming has announced an amnesty for previously banned players of World of Tanks in honor of the online action game's tenth anniversary. As part of the celebration, the developer wants to give users a second chance in hopes of redemption. Starting August 3, Wargaming will begin a large-scale unblocking of user accounts that were banned up until March 25, 2020, at 2:59 AM MSK. However, not all […]

The distribution for creating firewalls OPNsense 20.7 is available.

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The OPNsense 20.7 distribution for creating firewalls has been released, which is a branch of the pfSense project created to form a fully open distribution that possesses functionality at the level of commercial solutions for deploying firewalls and network gateways. Unlike pfSense, the project is positioned as independent of any one company, developed with direct community involvement and has […]

An issue has been discovered in the GRUB2 update that prevents booting

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Some users of RHEL 8 and CentOS 8 have encountered issues after installing yesterday's GRUB2 bootloader update that addresses a critical vulnerability. Problems manifest as an inability to boot after the update installation, including on systems without UEFI Secure Boot. On some systems (for example, HPE ProLiant XL230k Gen1 without UEFI Secure Boot), the issue also occurs with […]

IBM has launched a homomorphic encryption toolkit for Linux

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IBM has announced the release of the source code for the FHE toolkit (IBM Fully Homomorphic Encryption), implementing a fully homomorphic encryption system for processing data in encrypted form. FHE enables the creation of services for confidential computing, where data is processed in encrypted form and does not appear in any open form at any stage. The output is also generated in an encrypted state. The code is written in […]

A thriller about server setup without magic tricks using Configuration Management

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As New Year's approached, children across the country had sent letters to Santa Claus or made wishes for gifts, and the main performer of these wishes — one of the major retailers — was preparing for the peak of sales. In December, the load on its data center multiplies several times. Therefore, the company decided to upgrade the data center and deploy several dozen new servers instead of […]

Canary Deployment in Kubernetes #2: Argo Rollouts

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We will use the k8s-native deployment controller Argo Rollouts and GitLab CI to run Canary deployment in Kubernetes https://unsplash.com/photos/V41PulGL1z0 Articles in this series Canary Deployment in Kubernetes #1: GitLab CI (This article) Canary Deployment using Istio Canary Deployment using Jenkins-X Istio Flagger Canary Deployment We hope you read the first part, where we briefly explained what Canary Deployments are. […]

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