security

Ubuntu 20.04でLet’s Encryptを使用してNginxを保護する方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04でLet’s Encryptを使用してNginxを保護する方法

Let’s Encryptは、無料のTLS /SSL証明書を取得してインストールし、Webサーバーで暗号化されたHTTPSを有効にする簡単な方法を提供する認証局(CA)です。必要な手順のほとんど(すべてではないにしても)の自動化を試みるソフトウェアクライアントCertbotを提供することにより、プロセスを簡素化します。 このチュートリアルでは、Certbotを使用して、Ubuntu 20.04上のNginx用の無料のSSL証明書を取得し、証明書が自動的に更新されるように設定します。

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Como Configurar um Firewall com o UFW no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como Configurar um Firewall com o UFW no Ubuntu 20.04

O UFW, ou Uncomplicated Firewall, é uma interface de gerenciamento simplificado de firewall que esconde a complexidade das tecnologias de filtragem de pacotes de baixo nível, como iptables e nftables. Se você deseja começar a proteger sua rede, mas não tem certeza sobre qual…

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How To Set Up an Nginx Ingress on Kubernetes Using Helm — step-by-step Kubernetes tutorial on Progressive Robot

How To Set Up an Nginx Ingress on Kubernetes Using Helm

Kubernetes Ingresses offer you a flexible way of routing traffic from beyond your cluster to internal Kubernetes Services. Helm https://helm.sh/ is a package manager for managing Kubernetes. In this guide, you’ll set up the Kubernetes-maintained Nginx Ingress Controller using Helm. You’ll then create an Ingress Resource to route traffic from your domains to example Hello World back-end services.

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How To Set Up an SSL Tunnel Using Stunnel on Ubuntu — step-by-step Linux tutorial on Progressive Robot

How To Set Up an SSL Tunnel Using Stunnel on Ubuntu

The Stunnel program is designed to work as an SSL encryption wrapper between remote client and local (inetd-startable) or remote server. It can be used to add SSL functionality to commonly used inetd daemons like POP2, POP3, and IMAP servers without any changes in the program’s code. What Stunnel basically does is that it turns any insecure TCP port into a secure encrypted port using OpenSSL package for cryptography.

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How To Set Up and Configure a Certificate Authority On Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up and Configure a Certificate Authority On Ubuntu 22.04

A private Certificate Authority (CA) that runs on Ubuntu 22.04 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. Using a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure. A private certificate authority can help ensure that all your development, staging, and production environments use similar architectures and configurations.

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