security

How To Use GPG to Encrypt and Sign Messages — step-by-step Security tutorial on Progressive Robot

How To Use GPG to Encrypt and Sign Messages

GPG, or GNU Privacy Guard, is a public key cryptography implementation. This allows for the secure transmission of information between parties and can be used to verify that the origin of a message is genuine. In this guide, we will discuss how GPG works and how to…

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How To Use RKHunter to Guard Against Rootkits on an Ubuntu VPS — step-by-step Linux tutorial on Progressive Robot

How To Use RKHunter to Guard Against Rootkits on an Ubuntu VPS

Rootkits are a serious problem for any internet-facing computers. A rootkit allows an intruder to continue to access the compromised machine even after the initial point of entry has been secured. In this article, we will cover how to check your server against known rootkits using a utility called rkhunter.

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Начальная настройка сервера с помощью Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Начальная настройка сервера с помощью Ubuntu 20.04

Когда вы впервые создаете новый сервер Ubuntu 20.04, необходимо выполнить ряд важных шагов по конфигурации в рамках базовой настройки. Эти шаги помогут повысить уровень безопасности и удобства работы с сервером и послужат прочной основой для последующих действий.

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Securing the Supply Chain for Kubernetes — step-by-step Kubernetes tutorial on Progressive Robot

Securing the Supply Chain for Kubernetes

Most supply chain vulnerabilities can be found in the images that are run on Kubernetes, and being able to secure the supply chain eliminates the biggest attack vector, the applications running in your cluster. In this talk, we will provide an overview of the Kubernetes Security Landscape. Then we will do a deep dive into supply chain security, and do

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What is a Content Security Policy? — step-by-step Security tutorial on Progressive Robot

What is a Content Security Policy?

A Content Security Policy (CSP) is a mechanism for web developers to increase the security of their websites. By setting a Content Security Policy, web developers can instruct web browsers to only load resources from certain trusted domains, enforce secure HTTPS connections, and even report policy violations as they occur. This can prevent many content injection and cross-site scripting (XSS) vulnerabilities, which often lead to data leaks, website vandalism, and malware distribution.

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