Установка Jitsi Meet в Debian 10
Автор выбрал фонд Open Internet/Free Speech для получения пожертвования в рамках программы Write for DOnations. Jitsi Meet — приложение с открытым…
Oracle Linux 8 — nodejs:12 — vulnerability — patch and remediation guide (ELSA-2020-1293)
🟠 High ⏱ 15–60 min Last verified: 6 August 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-1293 Related CVEs: CVE-2020-10531 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Установка и настройка Postfix в качестве сервера SMTP только для отправки в Ubuntu 18.04
Автор выбрал фонд Free and Open Source Fund для получения пожертвования в рамках программы Write for DOnations. Postfix — это агент передачи почты (MTA), т. е. приложение для отправки и приема…
How To Host a Website Using Cloudflare and Nginx on Ubuntu 16.04
In this tutorial you will secure your website served by Nginx with an Origin CA certificate from Cloudflare and configure Nginx to use authenticated pull requests. The advantages of using this setup are that you benefit from Cloudflare’s CDN and fast DNS resolution while ensuring that all connections pass through Cloudflare. This prevents any malicious requests from reaching your server.
How to Set Up LDAP with OpenLDAP on RHEL 7
How to Set Up LDAP with OpenLDAP on RHEL 7 OpenLDAP is the most widely deployed open-source implementation of the Lightweight Directory Access Protocol and serves as the foundation for centralized authentication, authorization, and user directory services across Linux environments. On RHEL 7, OpenLDAP is available directly from the base repositories and integrates tightly with […]
Alpine Linux edge — kpmcore — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 4.2.0-r0 📖 ~4 min read • Source: Alpine secdb entry — kpmcore 4.2.0-r0 Related CVEs: CVE-2020-27187 Upstream summary: Alpine community repository for vedge ships kpmcore 4.2.0-r0 which addresses CVE-2020-27187. Table of contents Symptom & Impact Environment […]
CSS System Font Stack Reference
A reference to the sans serif system font stack you can use in your CSS to have pretty and easy to read text without having to download extra fonts.
Ubuntu 16.04 LTS Apache Fails to Start Due to Port Conflict
🟡 Medium ⏱ 5–30 min Last verified: 5 August 2020 Affected versions: 16.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
Ubuntu 20.04 LTS – kubelet fails to start due to cgroup driver mismatch – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 5 August 2020 Affected versions: Ubuntu 20.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
RHEL 8 tuned Profile Not Applied After Reboot
🟡 Medium ⏱ 5–30 min Last verified: 5 August 2020 Affected versions: 8.5 8.6 8.7 8.8 8.9 8.10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & […]
