Tagged “security”

How to Create SSH Keys and Connect to a Server (Windows & Linux)Generate SSH keys (ed25519) on Windows, Linux and macOS, copy them to a server, use ~/.ssh/config, add a key to GitHub and fix common SSH errors. Infrastructure 2026-10-09 8 min AI for Programming: Where It Helps and Where It FailsAI for programming: where coding assistants genuinely help, where they get things wrong, and how to use them safely, from beginner to senior developer. Programming 2026-10-09 8 min Ubuntu 24.04 Server Hardening: The First Hour, Step by StepUbuntu 24.04 server hardening in the first hour: a non-root user, SSH key-only login, ufw, automatic security updates, fail2ban and time sync. Infrastructure 2026-10-04 9 min