Open protocol · Foundational

SSH

Secure Shell

What does SSH mean?

An encrypted protocol used to sign in to remote machines, run commands and transfer data securely over a network.

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cron / Cron JobA Unix-like scheduling system that runs commands automatically at specified times or repeating calendar intervals.
sudoA command that lets an authorised user perform a specific task with elevated privileges, commonly as the root user.
NGINXSoftware that serves web content and can also route requests as a reverse proxy, load balancer or gateway.
UFWA command-line tool that simplifies creating and managing Linux firewall rules, especially on Ubuntu systems.
UptimeThe period a machine or service has remained running and available; often reported as a percentage over time.
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VPSAn isolated virtual server rented from a hosting provider, with its own operating system and allocated computing resources.
Linux Distribution / DistroA maintained bundle of the Linux kernel, system tools, package manager and applications distributed as one operating system.