Tails below the radar: the private portable OS

No doubt, the Tor browser is an essential privacy protection tool. However, Tor alone cannot cover you up and hide your traces. To stay undercover, you need Tails. Tails is a security-focused, Debian-based Linux distribution made to ensure your privacy and anonymity. Tails on a portable flash drive can fully protect you from tracking; furthermore, your privacy won’t be compromised even if your residence is searched!

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Building sniffer on the basis of ESP32. Listening on Wi-Fi, aiming at Bluetooth!

One day, GS Labs research and development center launched a project to identify possible bugs and vulnerabilities in its systems. However, the tested device chosen to run the application was pretty tricky: no way to install the root and no Ethernet connection. The only available communication methods were Wi-Fi and a remote control with a few buttons – so, who knows what’s going to be transferred via Wi-Fi? Hackers do not like uncertainty. Hackers like certainty. I had a couple of ESP32-based debug boards at home (the ESP32-PICO-KIT), and decided to build a Wi-Fi sniffer with the potential to be upgraded to a Bluetooth sniffer.

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Linux post-exploitation. Advancing from user to super-user in a few clicks

This article is dedicated to some of the most popular and, more importantly, working post-exploitation utilities for Linux servers. You are about to learn how to manipulate the system, gain root access, or steal valuable data right away. Learn what to do after penetrating protected corporate perimeters, bypassing dozens of detection systems and honeypots, or even getting physical access to the target system. Expand your possibilities and become a super-user!

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Counter-Forensics. Protecting your smartphone against the Five Eyes

The Editorial Board decided to publish this material after reviewing a large number of articles in various periodicals, including technical ones. All these publications, with no exceptions, repeat the same trivial recommendations: “use a complex screen lock code”, “enable the fingerprint scanner”, “disable Smart Lock”, “make use of two-factor authentication”, and the most sarcastic recommendation for many Android users: “update your OS”. No doubt, all these steps make sense, but are they sufficient to make your phone secure? We believe not.

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