SSH, the secure shell, is often used to access remote Linux systems. Because we often use it to connect with computers containing important data, it’s recommended to add another security layer, such as the second factor.In this guide, we will show how to leverage the TOKEN2 TOTPRadius appliance to organize SSH access to your Ubuntu server using local LDAP or Azure AD as the primary authentication factor, and TOTP factor... Read more ›
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The PVS-Studio developers often check open-source projects and write articles about that. Sometimes, when writing an article, we come across interesting situations or epic errors. Of course, we want to write a small note about it. This is one of those cases. Read more Read more ›
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Hello! It’s Top 3D Shop and this is Part 2 of our introduction to the world of 3D scanners by Chinese manufacturer Shining. The first part covered the desktop scanners. Now we are going to talk about the handheld line. We will compare the specs, provide overviews and talk about both the strong points and limitations of the devices. Read more Read more ›
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Hello! It’s Top 3D Shop and in this article we will talk about Shining 3D. This manufacturer is among the few companies that offer a comprehensive ecosystem of 3D digitization solutions, covering not only 3D printing, but 3D scanning and software solutions for engineering and medical teams.Most importantly, the company is constantly innovating to bring these technologies not only to the production floors of industrial conglomerates, but small businesses, R&D... Read more ›
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If you're interested in learning new languages or teaching them, then you probably know such a way as parallel reading. It helps to immerse yourself in the context, increases the vocabulary and allows you to enjoy the learning process. When it comes to reading, you most likely want to choose your favorite author, theme or something familiar and this is often impossible if no one has published such a variant... Read more ›
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Размножение оказалось другим выходом из тупика устойчивости неживой природы — компенсировав недостаток неубиваемости атомных связей металлов и минералов способностью к размножению и широкой распространённостью новых строительных материалов устойчивых форм организации материи — водорода и карбона, из которых древние океаны Земли практически и состояли. И металлическое ядро Земли и первые вирусы решили одну и ту же задачу организации материи в устойчивые структуры, но если структуры неживой природы были закон Read more ›
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![[Translation] Extanding and moving a ZooKeeper ensemble](https://times42.com/media/0/4/9/3170049_640x200.jpg "[Translation] Extanding and moving a ZooKeeper ensemble")
Once upon a time our DBA team had a task. We had to move a ZooKeeper ensemble which we had been using for Clickhouse cluster. Everyone is used to moving an ensemble by moving its data files. It seems easy and obvious but our Clickhouse cluster had more than 400 TB replicated data. All replication information had been collected in ZooKeeper cluster from the very beginning. At the end... Read more ›
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Hello! This article will cover 3D printer manufacturer Modix and its professional large-scale 3D printers. The review will include the history of the brand, its products, their functions and possible applications. Read more Read more ›
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Everyone who runs the static analyzer on a project for the first time is slightly shocked by hundreds, thousands or even tens of thousands of warnings. It may be frustrating. Is my code so terrible? Or is the analyzer lying? In any case, filtering by the severity changes the situation, not completely though. That's why we thought about how we could improve the first experience with the analyzer. Let me... Read more ›
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![[Translation - recovery mode ] Modula-3. The article from “Computer newspaper” N12 2000](https://times42.com/media/8/4/2/3143842_640x200.jpg "[Translation - recovery mode ] Modula-3. The article from “Computer newspaper” N12 2000")
One of the main tenets of the Unix philosophy is that a good tool for a good cause. Suppose you have a task to develop a large application that should have multiple threads of execution, possibly be distributed and, of course, have a graphical interface. I would like to make such a program quickly and without unnecessary mistakes. I think the first question to ask in a situation like... Read more ›
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https://github.com/byko3y/python-shared-objects — project repository.https://habr.com/en/post/526002/ — Year old article about general concepts of the project.So you want to build a multitasking system using python? But you actually hesitate because you know you'll have to either use multitasking module, which is slow and/or somewhat inconvenient, or a more powerfull external tool like Redis or RabbitMQ or even large DBMS like MongoDB or PostgreSQL, which require some glue (i.e. very far from native... Read more ›
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On the stackoverflow.com website, we frequently see questions about how to look for bugs of a certain type. We know that PVS-Studio can solve the problem. Unfortunately, we have to keep silent. Otherwise, StackOverflow moderators may consider it as an obvious attempt to promote our product. This article describes a particular case of such a situation that makes us suffer deeply. Read more → Read more ›
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The OWASP Top Ten 2017 category A9 (which became A6 in OWASP Top Ten 2021) is dedicated to using components with known vulnerabilities. To cover this category in PVS-Studio, developers have to turn the analyzer into a full SCA solution. How will the analyzer look for vulnerabilities in the components used? What is SCA? Let's try to find the answers in this article! Read more Read more ›
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I created a new console for Microsoft System Center Orchestrator. It doesn't require Silverlight. Read more Read more ›
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The third quarter of 2021 brought a massive upheaval in the scale and intensity of DDoS attacks worldwide.It all led to September when together with Yandex, we uncovered one of the most devastating botnets since the Mirai and named it Meris, as it was held accountable for a series of attacks with a very high RPS rate. And as those attacks were aimed all over the world, our quarterly statistics... Read more ›
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Digital communication APIs and SDKs! the most powerful tool in the era of digitalization. Unlike other tools, these real time communication APIs have spread their impact over all industries and have successfully grabbed the attention of proficient developers too.Based on the demand and need of developers to know more about these digital communication APIs and SDKs concerning their market availability with pricing, features and functionalities, I have posted this article... Read more ›
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When we move towards the digital world, we shouldn’t forget that cybersecurity has been playing a major role in our life. Talks about digital security have been stiff. The main challenge we would face is abnormality.During an online transaction, most of the product-lovers prefer credit cards. The credit limit available in credit cards would allow us to purchase even when our bank balance is insufficient. But this is great news... Read more ›
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In this video we will look at basic components of a high-precision servo drive based on a harmonic speed reducer. Such a servo drive might be used in a robotic arm manipulator or a CNC machine. Servosila harmonic speed reducers are created for those applications where space is at premium while lowest possible weight and minimal backlash are the key design drivers.Lets look at how Servosila harmonic speed reducer works.... Read more ›
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This article covers the new version of the C# language - C# 10. Compared to C# 9, C# 10 includes a short list of enhancements. Below we described the enhancements and added explanatory code fragments. Let's look at them. Read more Read more ›
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Let’s talk about app architecture and the approach I apply as an iOS software engineer in a few companies. My team and I were trying to build something solid without slipping into a dense swamp where following the rules distracts you from actual business domain code. As a result, we got something that works for us and good enough to be told from my point of view. Read more Read more ›
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Most popular sources
Business Insider
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25% 12 |
Tech Wire Asia
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14% |
CNET
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7% 0 |
The Verge
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6% 3 |
Gizmodo
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6% 1 |
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26.11.2024 03:36
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