Usando chaves de autenticação no SSH

Using SSH authentication keys

SSH passwords are still vulnerable to brute force. A key pair — the public key on the server, the private key on your machine, protected by a passphrase — is how you log in in 2026. OpenSSH on Ubuntu 24.04/26.04 already generates Ed25519 when you run ssh-keygen … Read more

Ubuntu no Windows Active Directory

Ubuntu in Windows Active Directory

Integrating an Ubuntu machine into a Windows Active Directory domain requires, in short: pointing the client’s DNS to the domain controller, setting a consistent hostname in /etc/hostname and /etc/hosts, and having the domain name and an account with … Read more