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2026-09-22
In a world where data privacy and access to resources are often restricted by geo-blocks or corporate policies, tools like ProxyChains become indispensable helpers. ProxyChains — or more precisely its modern fork …
Read more2026-09-22
In the world of Linux and networking technologies, there are many subtle but critically important kernel settings. One such setting is rp_filter. This parameter, often overlooked, plays a key role in network security and …
Read more2026-09-22
Project status as of September 2026. VPNCloud is written in Rust. The last release is 2.3.0 from December 23, 2021, the most recent changes in the repository are from March 2024. The project is not archived, but is …
Read more2026-09-22
A container isolates an application from the host, but the isolation is not absolute: all containers share one kernel. A vulnerability in the image, a process running as root, or excessive privileges can turn a bug in …
Read more2026-09-22
Most of the code in a modern application was not written by you. The framework, the database driver, libraries for logging, JSON parsing and image processing — all of this is third-party open source code, and each of …
Read more2026-09-22
An experienced developer finds vulnerabilities in someone else’s code by familiar signs: user data goes straight into an SQL query, a password is compared with plain ==, a file path is constructed from a request …
Read more2026-09-22
A secret is any data that grants access to a resource: a database password, a payment system or cloud API key, a bot token, a private SSH key. If such a secret ends up in Git, removing it in the next commit does not fix …
Read more2026-09-22
Dockerfile of three lines — FROM node, COPY . ., CMD npm start — works, but in a pipeline such an image builds slowly, is slightly different each time and stops poorly. This section is about proper building: …
Read more2026-09-22
The requirement to store personal data of citizens of Russia in Russian databases has been in force since 2015, but many companies operated for years using schemes that bypassed it: a form on the site sent the request …
Read more2026-09-22
n8n workflows using language models carry two types of risks. On the input side, a user can send personal data, an API key, or an attempt to “jailbreak” the model’s instructions. On the output side the …
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