Cómo crear una aplicación Web usando Flask en Python 3
El autor seleccionó la Free and Open Source Fund para recibir una donación como parte del programa Write for DOnations. Flask es un marco web de Python pequeño y ligero…
Oracle Linux 8 — vim — vulnerability — patch and remediation guide (ELSA-2021-4517)
🟡 Medium ⏱ 10–30 min Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-4517 Related CVEs: CVE-2021-3778 CVE-2021-3796 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
How to Set Up Btrfs Snapshots with Snapper on SLES 15
Introduction This tutorial covers How to Set Up Btrfs Snapshots with Snapper on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Check Btrfs Filesystem btrfs filesystem show […]
Linux、Nginx、MySQL、PHP(LEMP)スタックをUbuntu 20.04にインストールする方法
LEMPソフトウェアスタックは、PHPで記述された動的WebページとWebアプリケーションの提供に使用できるソフトウェアのグループです。これは、Nginx（「 Engine-X」と発音）Webサーバーを備えたL inuxオペレーティングシステムを表す頭字語です。バックエンドデータはMySQLデータベースに保存されており、動的コンテンツはPHPが処理を行います。このガイドでは、Ubuntu 20.04サーバーにLEMPスタックをセットアップします。
Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2020-0919)
🟠 High ⏱ 15–60 min Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-0919 Related CVEs: CVE-2020-6814 CVE-2020-6806 CVE-2020-6807 CVE-2020-6811 CVE-2020-6805 CVE-2020-6812 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
Handy Linux Networking Tools and How to Use Them
Scenarios on leveraging favorite Linux networking tools for introspecting, troubleshooting, and examining network state.
Dimension Reduction – IsoMap
Through a series of posts, learn how to implement dimension reduction algorithms using IsoMap.
Oracle Linux 8 — haproxy — vulnerability — patch and remediation guide
🔴 Critical ⏱ 15–90 min Last verified: 2 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-1288 Related CVEs: CVE-2020-11100 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Como usar o SFTP para transferir arquivos com segurança com um servidor remoto
O SFTP é uma maneira segura de transferir arquivos entre servidores remotos e locais. Muito mais seguro do que o FTP, este protocolo usa um túnel SSH para estabelecer uma conexão e usa criptografia para transferir arquivos em uma sessão interativa.
Alpine Linux edge — libproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.4.15-r9 📖 ~4 min read • Source: Alpine secdb entry — libproxy 0.4.15-r9 Related CVEs: CVE-2020-26154 CVE-2020-25219 Upstream summary: Alpine community repository for vedge ships libproxy 0.4.15-r9 which addresses CVE-2020-26154. Table of contents Symptom & Impact […]
