Certificates

PEM Generating a TLS/SSL Certificate 1 openssl genrsa -out my_private_key.key 2048 Now that you have a private key, create a public key with it: 1 openssl rsa -in my_private_key.key -pubout > my_public_key.pub Using OpenSSL to View the Status of a Website’s Certificate 1 openssl s_client -connect linuxhandbook.com:443 2>/dev/null | openssl x509 -noout -dates Verifying Information within a Certificate 1 openssl x509 -in certificate.crt -text -noout Checking a .csr (Certificate Signing Request) type file 1 openssl req -text -noout -verify -in server....

October 19, 2024 · Alberto

Docker

Docker Configuration Overview

October 19, 2024 · Alberto

Docker Images

Docker Images

October 19, 2024 · Alberto

Git Submodules

Git Submodules

October 19, 2024 · Alberto

Managing RAID with mdadm on Linux

Software RAID

October 13, 2024 · Alberto

Networking on Linux

Network troubleshooting

October 13, 2024 · Alberto

Corosync and Pacemaker cluster

Setting a cluster up and running

September 2, 2024 · Alberto

Patroni Replication

Replication overview

September 1, 2024 · Alberto

Patroni Set up

Patroni cluster for Postgresql databases

September 1, 2024 · Alberto

Postgresql HA with Patroni

High Availability Postgresql cluster

September 1, 2024 · Alberto