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Hello everyone! I work as a DevOps engineer in the hotel booking service Ostrovok.ru. In this article, I want to share our experience testing ansible roles. At Ostrovok.ru, we use ansible as our configuration manager. Recently, we felt the need to test roles, but, as it turned out, there are not many tools for this — perhaps the most popular is the Molecule framework, so […]
The developers of the decentralized messaging system Matrix announced that they are shutting down the servers Matrix.org and Riot.im due to a breach of their infrastructure. It turned out that the servers were compromised twice, and the hackers posted complete information about the server configuration on the project's main page. They also clarified that they copied the database with password hashes of almost five and a half million Matrix users. As proof […]
Hello everyone! I really want to dive straight into the topic, but it'll be more appropriate to share a little about my background: Introduction I am a programmer with experience in developing frontend single-page applications, as well as Scala/Java and Node.js on the server side. For quite a while (definitely a couple — three years), I held the opinion that Docker is a godsend and an amazing tool that absolutely everyone […]
The implementation of any IT solution in an enterprise begins with design. At this stage, the IT manager needs to calculate the number of servers and their specifications, ensuring that there are enough to meet user demand while optimizing the cost-quality ratio of these servers, and that the expenses for creating the computing infrastructure for a new information system do not incur serious […]
"A Day in the Life of a Squirrel" or From Modeling Processes to Designing the Automated Inventory System "Belka-1.0" (Part 1) An illustration from A.S. Pushkin's "The Tale of Tsar Saltan", published by "Children's Literature", Moscow, 1949, Leningrad, illustrations by K. Kuznetsov. What does 'squirrel' have to do with it? Let me explain right away what the 'squirrel' is about. Coming across amusing projects on the Internet for studying UML with […]
Good day to all! This time I decided to describe a situation that doesn't seem to be particularly well documented on the Internet, although there are some hints about it. Most of the information came from long, methodical digging through the code and the Mikrotik wiki. The task is to implement SMS management of multiple devices, for instance, turning ports on and off. There is: A secondary router […]
A significant new release of the AWK programming language implementation from the GNU project has been introduced — Gawk 5.0.0. AWK was developed in the 1970s and has not undergone significant changes since the mid-1980s, which defined the core structure of the language, allowing it to maintain its original stability and simplicity over the decades. Despite its age, […]
About the Research Links to Other Parts of the Research Information Security of Bank Cashless Payments. Part 1 — Economic Foundations. Information Security of Bank Cashless Payments. Part 2 — Typical IT Infrastructure of a Bank. Information Security of Bank Cashless Payments. Part 3 — Formation of Security System Requirements. Information Security of Bank Cashless Payments. Part 4 — Overview of Threat Modeling Standards.
Recently, I shared my experience in searching for a solution to organize centralized access to electronic protection keys in our organization. The comments raised serious concerns regarding the information security of USB over IP hardware solutions, which also troubles us. So, let's first establish the initial conditions. A large number of electronic protection keys. Access to them is required from various geographic locations.
Welcome to lesson 8. This lesson is very important because upon its completion, you will be able to configure internet access for your users! It must be acknowledged that many end their configuration here 🙂 But we are not among them! We still have a lot of exciting things ahead. Now, let's get to the topic of our lesson. As you may already have noticed, […]
[:ru] On March 30, 2019, a new version of Trinity DE (DE), a fork of KDE 3, was released. This version mainly includes bug fixes. Among the most significant announced changes is more accurate work with third-party display managers. Source: linux.org.ru [:en] On March 30, 2019, a new version of Trinity DE (DE), a fork of KDE 3, was released.
On Friday, April 12, security specialist John Page published information about an unpatched vulnerability in the current version of Internet Explorer, as well as demonstrated its exploitation. This vulnerability could potentially allow an attacker to access the contents of local files of Windows systems' users, bypassing the browser's security system. The vulnerability lies in how Internet Explorer handles files in MHTML format, which typically have the extension.
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