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Redundancy Codes: In Simple Terms on How to Store Data Reliably and Cheaply

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This is what redundancy looks like Redundancy codes* are widely used in computer systems to increase the reliability of data storage. Yandex uses them in many projects. For example, using redundancy codes instead of replication in our internal object storage saves millions without sacrificing reliability. However, despite their widespread use, clear descriptions of how redundancy codes work are very rare. Interested parties […]

New Article: Review of Acer Aspire 7 A715-75G Laptop: The King of Budget Gaming?

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It's been a while since laptops from the Aspire series visited the 3DNews testing lab. However, these mobile PCs are quite popular in our country. Using the Aspire 7 A715-75G model, equipped with a 6-core Core i7 chip and GeForce GTX 1650 Ti graphics, you'll find out how successful the new generation of Acer's "fast" laptops is. ⇡#Technical Specifications, Configuration, and Software How I […]

F3D 1.0 Released, a Compact 3D Model Viewer

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Kitware, a company specializing in medical data visualization and computer vision, and known for developing the CMake build system, has introduced F3D 1.0, a fast and compact 3D model viewer, developed under the KISS principle (Keep it simple, stupid). The program is written in C++, uses the VTK visualization library, also developed by Kitware, and is distributed under the BSD license. It can be built for […]

Release of SFTP server SFTPGo 1.0

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The first significant release of the SFTPGo 1.0 server has occurred, allowing remote file access via SFTP, SCP/SSH, and Rsync protocols. SFTPGo can also be used to provide access to Git repositories using the SSH protocol. Data can be served from both the local file system and external storage compatible with Amazon S3 and Google Cloud Storage. […]

Significant release of HestiaCP 1.2.0

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Today, July 8, 2020, after nearly four months of active development, our team is pleased to announce the new major release of the HestiaCP server management panel. The new features added in this release include support for Ubuntu 20.04, the ability to manage SSH keys from both the graphical interface of the panel and the CLI, and a graphical file manager, FileGator, which uses SFTP for file operations […]

Simultaneous speed tests on multiple LTE modems

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During quarantine, I was invited to participate in the development of a device to measure the speeds of LTE modems for several mobile operators. The client wanted to assess the speed of various mobile operators in different geographical locations to understand which mobile operator is the most optimal for installing equipment using LTE connections, for example, for video broadcasts. The task needed to be solved as efficiently as possible […]

DDoS is going offline

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A couple of years ago, research agencies and cybersecurity service providers had started reporting a decline in the number of DDoS attacks. However, by the first quarter of 2019, those same researchers reported a staggering 84% increase. After that, the situation only worsened. Even the pandemic did not foster a peaceful atmosphere—in fact, cybercriminals and spammers saw it as a wonderful […]

Huawei DCN: five scenarios for building a data center network

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Today, our focus is not only on Huawei's product line for building data center networks but also on how to construct advanced integrated solutions based on them. We will begin with scenarios, move on to specific functions, supported hardware, and conclude with an overview of specific devices that can form the foundation of modern data centers with the highest level of network process automation. Any impressions […]

Microsoft has launched a rootkit detection service for Linux.

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Microsoft has introduced a new free online service, Freta, aimed at checking Linux environment images for rootkits, hidden processes, malware, and suspicious activities such as system call interception and the use of LD_PRELOAD to substitute library functions. The service requires the upload of a system image snapshot to an external Microsoft server and is designed to inspect the contents of virtual environments. The output […]

The MPV media player stops supporting GNOME

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An update has been made to the codebase of the MPV multimedia player, which checks for execution in a GNOME environment and terminates the program with an error message indicating that the program cannot be used in GNOME. Later, this change was replaced with a milder version that only displays a warning. Prior to this, starting from version 0.32, a similar warning had already been issued regarding known issues that manifested […]

Mozilla has suspended the Firefox Send service due to malicious activity.

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Mozilla has temporarily suspended the Firefox Send file-sharing service due to its involvement in the distribution of malware and complaints regarding the lack of means to send abuse notifications about improper use of the service (only a general feedback form was available). Service restoration is planned after implementing the ability to report malicious or problematic content and establishing a system for prompt […]

The MyOffice update speeds up email by 3 times, adds new features, and includes 4 additional foreign languages

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In early July 2020, MyOffice released its second major update. In the new version 2020.01.R2, the most noticeable functional changes occurred in the tools for working with email and calendar. Server components of 'MyOffice Mail' were optimized, leading to a threefold increase in the speed of sending emails to 500 or more recipients. Starting from this version, the mail system […]

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