# SSH SSH (Secure Shell) is a cryptographic network protocol providing secure remote access, command execution, and data communication between networked computers. Replaces insecure protocols like Telnet with confidentiality, integrity, and security. Use `ssh username@server_ip_address` to connect to remote Linux servers. Essential for secure system administration and remote management. Visit the following resources to learn more: - [@article@Secure Shell](https://en.wikipedia.org/wiki/Secure_Shell) - [@article@Mastering SSH - A Complete Guide to Secure Shell Protocol](https://www.socketxp.com/iot/ssh-secure-shell/) - [@article@What is SSH? | Secure Shell (SSH) Protocol - Cloudflare](https://www.cloudflare.com/learning/access-management/what-is-ssh/)