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2026-09-22
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 …
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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 …
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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
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
Let’s Encrypt has made free HTTPS certificates the norm: they are issued automatically via the ACME protocol, and the client on the server renews them before expiration. But Let’s Encrypt is not the only free …
Read more2026-09-22
Certificates protect the tunnel well, but are a poor tool for managing human access. When there are dozens of employees, certificates have to be issued and revoked manually, and a dismissed person can continue to connect …
Read more2026-09-22
This section explains what an OpenVPN Community installation consists of and how to assemble a minimal working configuration: a certificate authority, server and client certificates, a tls-crypt key, and the server.conf …
Read more2026-09-22
OpenVPN is a VPN protocol and at the same time an open-source program that implements it. The project has existed since 2001 and runs on almost any system: Linux, Windows, macOS, BSD, Android, iOS, as well as on …
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