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API security design best practices for enterprise and public cloud

Information Security *API *
Sandbox

Application Programming Interfaces or API’s are responsible for majority of system integration and functional components of modern computing landscape in both consumer and enterprise environments.

Properly constructed secure API’s provide significant benefits during initial build, integration with other systems and during entire application lifecycle while protecting sensitive information stored in business systems.

Based on author's experience designing and implementing API’s for variety of clients in financial, insurance, telecom and public sectors, security is often overlooked in favor of simplistic, vendor/product specific solutions.

This article addresses best practices for API security design in product neutral manner to help architects to plan and build easy to work with and secure API's.

Recommended approach is to separate API security from its business functionality and allow back-end developers to concentrate only on business functions. Once business logic for an API is ready, it can be published using common security components described in this article.

This article does not provide any product specific recommendations, but any modern API security/governance platform will be able to satisfy majority of suggested requirements using out-of-the-box functionality.

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Rating 0
Views 520
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Making economic RTS with React and Babylon. Part 1

Game development *WebGL *ReactJS *
Tutorial

When I was much younger, I used to play a lot. My number one preference was Knights & Merchants. While all my friends liked battle scenes most, I was fond of economical aspects of this game. For me it was always cool to look after the villagers who run their own business, become hungry sometimes and work together in the name of their country’s welfare. Recently I bought it in Steam store and thought that I could even do a webmake of this game.

As a first step of this dangerous journey it would be cool to take one of the core mechanics and try to re-implement it with the tools I’m already comfortable with: React and WebGL. It’s also a great possibility to test drive Babylon.js, which is in my to-do list.

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Total votes 1: ↑0 and ↓1 -1
Views 273
Comments 0

The first static analysis report: the key problems and how to address them

PVS-Studio corporate blog

The main purpose of the static analyzer is to detect and report errors in code - so that you can fix them afterwards. However, reporting errors is not as simple as it may seem. Those just starting out to work with static analysis - and even experienced developers - may encounter a number of problems. In this article I'll talk about these problems and how to deal with them.

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Enhancing security of containers in Linux

Huawei corporate blog Configuring Linux *Open source *Cloud services Kubernetes *

In any history textbooks, the modern time has already been called the time of the next change of the industrial structure or the fourth industrial revolution (Industry 4.0). The main role, in this case, is given to information and IT systems. In an attempt to reduce the cost of IT infrastructure, unify and accelerate the process of developing IT solutions, humanity first invented "clouds" in order to replace traditional data centers, and then containers to replace virtual machines.

Clearly, containers appear more vulnerable from a security point of view. What are the advantages of containerization over virtualization? In fact, there are quite a lot of them:

the possibility of more flexible use of available resources (no need to backup them as in the case of virtual machines);

the ability to save resources (no need to spend them on many copies of the OS for each virtual machine);

no delays at startup (just start of the process is almost instantaneous compared to the time needed to load the virtual machine);

 the interaction between processes, even if isolated, is much easier to implement when needed than between virtual machines. That is how, by the way, came the concept of microservices, which has recently become very popular.

All of the above led to the very rapid development of container technologies, despite the recurring problems with the security of already deployed container cloud systems, their hacks, and data leaks. Accordingly, the work on strengthening container security is also continuing. This is what will be discussed further in this article.

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Total votes 3: ↑3 and ↓0 +3
Views 454
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New botnet with lots of cameras and some routers

Qrator Labs corporate blog Information Security *IT Infrastructure *Network technologies *

DDoS attacks send ripples on the ocean of the Internet, produced by creations of various sizes - botnets. Some of them feed at the top of the ocean, but there also exists a category of huge, deep water monstrosities that are rare and dangerous enough they could be seen only once in a very long time.

November 2021 we encountered, and mitigated, several attacks from a botnet, that seems to be unrelated to one described and/or well-known, like variants of Mirai, Bashlite, Hajime or Brickerbot.

Although our findings are reminiscent of Mirai, we suppose this botnet is not based purely on propagating Linux malware, but a combination of brute forcing and exploiting already patched CVEs in unpatched devices to grow the size of it. Either way, to confirm how exactly this botnet operates, we need to have a sample device to analyze, which isn’t our area of expertise.

This time, we won’t give it a name. It is not 100% clear what we are looking at, what are the exact characteristics of it, and how big this thing actually is. But there are some numbers, and where possible, we have made additional reconnaissance in order to better understand what we’re dealing with.

But let us first show you the data we’ve gathered, and leave conclusions closer to the end of this post.

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Total votes 12: ↑12 and ↓0 +12
Views 327
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Even small projects have bugs, or how PVS-Studio checked Blend2D

PVS-Studio corporate blog Open source *C++ *C *

We often check large projects because it's easier to find bugs there. What if we try PVS-Studio on a small project? In this article we analyze Blend2D — a library for vector 2D graphics. Let's look at what we found.


0894_Blend2d/image1.png


Introduction


It's no secret that large projects have fascinating errors. It's not just "the larger the codebase is – the more errors we can find". It's also a known fact that the density of errors grows along with the codebase. That's why we love checking large projects — to treat you with a variety of "yummy" and tricky errors and typos. Besides, it's always interesting to search through a huge project with lots of dependencies, legacy code, and other stuff.


Today I'm moving away from this tradition. I decided to take a small project and see what PVS-Studio can find there. I chose Blend2D — branch master, commit c484790.

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Total votes 3: ↑2 and ↓1 +1
Views 338
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The Dino game from Google Chrome using FPGA

Delirium coding FPGA *Circuit design *Games and game consoles

Many people are familiar with the situation when there is no Internet, and a small dinosaur appears on the Google Chrome screen. Today we will tell you how to implement this game on the Cyclone IV FPGA board.

We are Yegor Blinov, Egor Kuziakov, and Inga Ezhova - the first-year students of Innopolis University. In our program, there was a course "Computer Architecture", where we had labs with FPGA boards Cyclone IV and MAX10. We were inspired by this equipment and decided to implement the project on one of the boards.

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Total votes 7: ↑7 and ↓0 +7
Views 773
Comments 3

Concordance of sense

Search engines *Semantics *Algorithms *Natural Language Processing *
Translation

In [1,2,3] texts (sign sequences with repetitions) were transformed (coordinated) into algebraic systems using matrix units as word images. Coordinatization is a necessary condition of algebraization of any subject area. Function (arrow) (7) in [1]) is a matrix coordinatization of text. One can perform algebraic operations with words and fragments of matrix texts as with integers, but taking into account the noncommutativity of multiplication of words as matrices. Structurization of texts is reduced to the calculation of ideals and categories of texts in matrix form.

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Total votes 1: ↑1 and ↓0 +1
Views 197
Comments 0