Category: Blog

Patches against WannaCry were released for Windows XP and Windows Server 2003

In 2017, more than a hundred countries became targets of the WannaCry virus. It hit Russia and Ukraine the hardest. At that time, computers running OS Windows 7 and server versions were affected. On Windows 8, 8.1, and 10, the built-in antivirus managed to neutralize WannaCry. The malware was a ransomware that demanded a ransom for access to data. By the way, […]

Release of VirtualBox 6.0.8

Oracle has released a corrective update for the VirtualBox virtualization system version 6.0.8, which includes 11 fixes. The addition of protection against attacks using the vulnerabilities from the MDS (Microarchitectural Data Sampling) class, disclosed yesterday, is not mentioned in the change log, despite VirtualBox being listed among the hypervisors susceptible to the attack. The fixes are likely included but, as before, are not reflected in the […]

Release of Proton 4.2-4, a package for running Windows games on Linux

Valve has released a build of the Proton 4.2-4 project, which is based on the work of the Wine project and aims to enable the running of gaming applications created for Windows on Linux, available in the Steam catalog. The project developments are distributed under the BSD license. As original Wine and related projects, such as DXVK and vkd3d, become ready, the changes developed in Proton are transferred. […]

A new vulnerability affects almost every Intel chip manufactured since 2011

Cybersecurity experts have discovered a new vulnerability in Intel chips that can be exploited to steal confidential information directly from the processor. Researchers have named it 'ZombieLoad'. ZombieLoad is a side-channel attack targeting Intel chips, allowing hackers to effectively exploit a flaw in their architecture to gain arbitrary data, but it does not allow for injection and […]

Store SSH keys securely

I want to discuss how to securely store SSH keys on your local machine without fearing that some application might steal or decrypt them. This article will be helpful for those who haven't found an elegant solution since the paranoia of 2018 and continue to store keys in $HOME/.ssh. To address this issue, I propose using KeePassXC, which is one of the best managers […]

Rook — a 'self-managed' data storage solution for Kubernetes

On January 29, the technical committee of the CNCF (Cloud Native Computing Foundation), which is behind Kubernetes, Prometheus, and other Open Source products from the container and cloud native realm, announced the acceptance of the Rook project into its ranks. This is a great opportunity to get to know this 'orchestrator of distributed data storage systems in Kubernetes' better. What is Rook? Rook is written in Go and […]

Results of six months of the Repology project, which analyzes information about package versions

Another six months have passed, and the Repology project, which regularly collects and compares information about package versions across numerous repositories, has published its latest report. The number of supported repositories has surpassed 230. Support has been added for BunsenLabs, Pisi, Salix, Solus, T2 SDE, Void Linux, ELRepo, Mer Project, GNU Elpa, and MELPA package repositories, MSYS2 (msys2, mingw), and a set of extended OpenSUSE repositories. […]

Installation of openmeetings 5.0.0-M1. WEB conferences without Flash

Good day, esteemed Habr users and portal guests! Recently, I had the need to set up a small server for video conferencing. There weren't many options considered — BBB and Openmeetings, as only they met the functional requirements: Free desktop and document sharing, etc. Interactive work with users (shared whiteboard, chat, etc.) No additional software installation required […]

Automating the management of Let's Encrypt SSL certificates using DNS-01 challenge and AWS

This post outlines the steps for automating SSL certificate management from Let's Encrypt CA using the DNS-01 challenge and AWS. acme-dns-route53 is a tool that will allow us to implement this feature. It can work with SSL certificates from Let's Encrypt, store them in Amazon Certificate Manager, use Route53 API to implement the DNS-01 challenge, and, finally, push notifications to […]

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