O MongoDB é um banco de dados de documento NoSQL de código aberto e gratuito usado habitualmente em aplicativos Web modernos. Ao seguir este tutorial, você instalará o MongoDB em um servidor Ubuntu 20.04 usando os repositórios APT padrão. Você também aprenderá como gerenciar seus serviço e habilitar, de maneira opcional, o acesso remoto.
🟠 High ⏱ 5–30 min Last verified: 14 October 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 & […]
When working on a large SQL project, you must maintain the accuracy and consistency of data across all tables using foreign keys. This is where referential integrity comes into play. Referential integrity ensures all data references are valid in SQL and prevents inconsistent entries or orphaned records. In this tutorial, you’ll enforce referential integrity with foreign keys on your database.
Artillery is a multi-purpose defense tool for Linux based systems including honeypot capabilities, OS hardening, file system monitoring and real-time threat analysis. Alone it provides a fair amount of security to your system, but it is meant to be used as part of a multi-layered security scheme and plays nicely with web application firewalls such as ModSecurity.
This tutorial explains how to install Ruby, how to install any required dependancies, how to install Ruby Gems, how to install Rails, how to install Phusion Passenger, and how to use Passenger to install nginx. Passenger is an app server that allows you to deploy your rails application in production. This tutorial describes how to run Rails with nginx using passenger.
MongoDB is a free and open-source NoSQL document database used commonly in modern web applications. By following this tutorial you’ll install MongoDB on an Ubuntu 20.04 server using the default APT repositories. You’ll also learn how to manage its service and optionally enable remote access.
🟠 High ⏱ 5–30 min Last verified: 13 October 2020 Affected versions: Ubuntu 14.04 LTS Ubuntu 14.04 Ubuntu 14.04.6 📖 ~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 […]
🟡 Medium ⏱ 10–30 min Last verified: 13 October 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7622-1 Related CVEs: CVE-2020-11023 CVE-2019-11358 CVE-2020-11022 CVE-2012-6708 Upstream summary: It was discovered that jQuery did not correctly handle HTML tags. An attacker could possibly use this issue to execute a […]
Use Upstart for modern, full-coverage initialization. This tutorial explains the concepts behind initialization and provides two practical examples of initialization jobs with Upstart.
In this tutorial, we will teach you how to optimize WordPress performance by using the WP Super Cache and Jetpack Photon plugins, and Nginx as the web server. With this setup, your WordPress site can greatly increase its concurrent user capacity by employing caching techniques that the aforementioned plugins will provide.
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