Remote work is the main trend of this year. It suddenly turned out that many things can be done more efficiently from home than sitting in the office. In my humble opinion, such a standard operation as OS reinstallation can be performed remotely as…
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Holes in the hole. Vulnerabilities in Pi-hole allow to seize…
Three severe vulnerabilities have been recently discovered in Pi-hole, a popular app that blocks advertisement and unwanted scripts. Two of these vulnerabilities result in remote command execution, while the third one allows to escalate your privileges to root. Let’s examine the origin of these bugs and concurrently find…
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Duck tales. How to create a wireless analogue of Rubber…
Hackers and pentesters consider BadUSB an efficient attack vector; it emulates the keyboard and performs operations on the attacked computer under the disguise of user input. Such attacks are very difficult-to-detect because neither the OS nor antiviruses suspect the keyboard of any wrongdoing. Today, I will show…
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ZetaSDR: Assembling a software defined radio with your own hands
SDR (software defined radio) is a radio communication system that uses software to convert radio signals into digital code. This provides tremendous possibilities for the analysis of radio signals, and plenty of SDRs are currently available on the market. In this article, I will explain…
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Poisonous Python. Coding malware in Python: a locker, an encryptor,…
Why write malware in Python? First, to learn the basics of malicious coding and, second, to practice in this programming language. After all, malware written in Python is widespread in this wild world, and many antiviruses don’t detect it.
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MicroB. Writing BASIC in assembler language and squeezing it into…
Want some practice in assembler? Today, I will show step-by-step how to write a BASIC interpreter and run it from the boot sector of your PC. My interpreter includes overlapping subprograms with branching recursion – otherwise, BASIC won’t fit in 512 bytes. It’s quite…
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Homemade keylogger. Writing an undetectable keylogger in C#
Commercial keyloggers supporting numerous functions and protected against detection may cost dozens and even hundreds of dollars. However, it is not that difficult to create a homemade keylogger and avoid antivirus alerts. In this article, I will…
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Attacking a car alarm. How does a car alarm security…
Since such devices as bladeRF, HackRF, RTL-SDR, and software systems like GNU Radio had become widely available, reverse engineering of radio air data got really simple and entertaining.
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Android 6.0 permissions in protection and attack
Everyday, new vulnerabilities are discovered in mobile devices that can be exploited by intruders. They can send an SMS to a pay-per-call number, they can collect and sell a large database of contact details, and they can…
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How to keep an eye on someone through an Android…
Everyone cares about their significant others' security. We all know that feeling when your calls are not answered and your Whatsapp messages not marked as read. In a moment like that you would do a lot to…
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Learning heterogeneous parallelism in C++ with AMP
When it became physically impossible to further increase the number of transistors in a single microprocessor core, the manufacturers started to put several cores on a chip. This was accompanied by the emergence of such frameworks, that…
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Welcome, Sails.js! The Missing Rails for Node.js
Let me tell you the truth. There is a true secret lodge of JavaScript fans in our magazine. As soon as we, including the chief editor, the managing editor, and yours truly, catch the sight of one…
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Building weather station with STM32F3DISCOVERY and WizFi220 Wi-Fi module
Recently people have been using Arduino in their projects with increasing frequency, since it contains e.g. Ethernet or Wi-Fi shield. An entire computer is usually altogether superfluous in this context. In this article I will show how…
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Mobile backend for mobile hacker
Modern cloud services offer hackers potentially unlimited resources. For example, Amazon often uses WPA-brute-force for hacking. In 2011, a German expert Thomas Roth could already search half a million passwords per second paying 28 cents per minute.…
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Let’s learn the basics of build automation with the help…
Any software development project is always associated with the automation of related routine tasks. Initially, IDE and a pair of manual operations will be enough for you. Then, the number of body movements begins to grow: you…
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Everything-you-need-to-know about python interpreters
Python itself is, of course, a programming language. But many people mistakenly believe that Python is the very thing that comes with most of the *nix systems and can be launched by typing "python" in the console.…
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Automation for OS X: the JavaScript way
JavaScript has steadily been among the most popular programming languages in the recent years. Numerous frameworks and development for popular platforms have secured the success and erased the memories of the nasty clichés of the past. The…
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Let’s learn the programming language respected by Boeing
For many years, I have been a fan of development for Windows and wrote pretty much about it to this best computer magazine ever. I switched to Mac OS and UNIX with time. Working in Mac OS,…
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Let’s tame data streams with Python
Information is currently gradually becoming "new oil" in terms of value. The only problem is that the volumes of data to be processed are growing by leaps and bounds. The sizes of files are sometimes larger than…
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Prepare for Vaadin, an extremely powerful Java framework for enterprise…
In a client-server architecture, Java applications are most often located on the server side, and web interfaces are created by separate groups of front-end developers using JavaScript. Java does not provide any useful tools to develop modern…
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