A Wi‑Fi jammer—also called a Wi‑Fi blocker—is a gadget designed to disconnect wireless devices from an access point. Such a device can be used for harmless pranks as well as for criminal purposes, for example to take…
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GodRAT Trojan Disguises Itself as Financial Documents
The new RAT is distributed via malicious .scr files disguised as financial documents. Until March 2025, the attackers sent them through Skype, but after it was shut down they switched to other channels.
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Citizen Lab: VPN apps on Google Play use the same…
Citizen Lab analysts warned that more than 20 VPN apps on the Google Play store have serious security issues that threaten users’ privacy and allow transmitted data to be decrypted. In total, these apps account for 972…
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DIY Ultra-Cheap Zigbee and Z-Wave Hub for Smart Home Devices
Once you start building a smart home, it’s hard to stick to a single vendor. That means you’ll end up with a mishmash of standards that don’t mesh well and a lineup of hubs—each one hogging a…
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Hackers Patch Apache ActiveMQ Vulnerability After Breach
Researchers from Red Canary report that hackers are using a new Linux malware called DripDropper. For these attacks, the criminals exploit a critical vulnerability in the open-source Apache ActiveMQ software and then patch the bug they exploited.
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5-inch touchscreen display for Raspberry Pi released
The Raspberry Pi developers announced a new touch component for those who use single-board computers to build compact touchscreen devices. The 5-inch Raspberry Pi Touch Display 2 offers a 720×1280 resolution, an IPS multitouch screen, and native…
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August updates broke Windows reset and recovery features
Microsoft reported that the August security updates for Windows disrupt the reset and recovery features on systems running Windows 10 and earlier releases of Windows 11.
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Set Up a Private VPN Server for Friends with Telegram…
In this article, I’ll show you not only how to build your own WireGuard-based VPN service, but also how to configure it so all your friends can use it. And if you want, they can even chip…
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Tunnelblick vulnerability could be exploited even after uninstallation
Positive Technologies specialist Yegor Filatov discovered and helped fix a vulnerability in Tunnelblick (a graphical interface for OpenVPN). The issue allowed privilege escalation and data theft. Notably, it could be exploited even in cases of incomplete application…
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New wave of attacks by the PhantomCore cyber-espionage hacking group…
From May to July 2025, Positive Technologies specialists discovered more than 180 infected systems in Russian organizations. The malicious activity originated from the PhantomCore group and was targeted exclusively at Russia’s critical infrastructure.
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Quick Guide to Online Anonymity: Encryption Types, Traffic Protection, and…
Today, everyday users have access to a solid range of cryptographically robust encryption protocols and the software that implements them. In this article, we’ll survey the main categories of these solutions (even if many are already well…
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Authorities seize $2.8 million in cryptocurrency from a Zeppelin ransomware…
The U.S. Department of Justice announced the seizure of more than $2.8 million in cryptocurrency from alleged Zeppelin ransomware operator Yanis Aleksandrovich Antropenko.
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Intercepting and Decoding RF Remote Control Signals with SDR
If the word “radio” only brings to mind grandpa’s old Grundig or a Soviet Okean set, that’s a pretty narrow view. We live in an age of wireless devices, the Internet of Things, 5G, and all sorts…
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The PipeMagic backdoor is active again and exploiting new vulnerabilities
Experts from Kaspersky Lab and BI.ZONE have warned about the activity of the PipeMagic backdoor. Kaspersky Lab notes the malware’s evolution and key changes in the operators’ tactics, while BI.ZONE conducted a technical analysis of the CVE-2025-29824…
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Mozilla warns: ad blockers may become illegal in Germany
Mozilla representatives report that a recent decision by Germany’s Federal Court of Justice (BGH) revives an old legal dispute over whether browser-based ad blockers infringe copyright. The organization fears that this could potentially lead to such tools…
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Vim for Beginners: Stop Fearing the Editor You Can’t Exit…
Vim is one of the most polarizing tools ever made. It’s not just an editor—it’s a litmus test that neatly divides programmers, admins, and Unix die-hards into insiders and outsiders. While some ask why we still need…
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Source Code of the ERMAC Banking Trojan Has Leaked
Information security specialists from Hunt Intelligence have discovered a leak of the source code of the ERMAC 3.0 Android banking trojan. The researchers also report finding serious shortcomings in the malware operators’ infrastructure.
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How to Set Up Zentyal 5.0: Free All‑in‑One Linux Server…
I was once asked to provision and configure a server remotely for a small company with about 30 workstations. I went with Zentyal—an Ubuntu-based distribution purpose-built for servers in small and medium-sized corporate networks. I’ll use this…
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Anthropic: Claude will be able to interrupt potentially harmful conversations
Anthropic has announced new capabilities that will allow some of its latest models to end conversations in “rare, extreme cases of persistently harmful or abusive interactions with users.” At the same time, Anthropic states that this is…
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U.S. sanctions Grinex crypto exchange, successor to Garantex
U.S. authorities have imposed sanctions on Grinex — the successor to the Garantex cryptocurrency exchange, which had previously come under sanctions and was allegedly linked to darknet marketplaces and helped criminals launder money.
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