# SSH Port 22: Custom Ports, Port Forwarding Security, and Production SSH Hardening

DevFeed: [SSH Port 22: Custom Ports, Port Forwarding Security, and Production SSH Hardening](<https://devfeed.tech/articles/ssh-port-22-custom-ports-port-forwarding-security-and-production-ssh-hardening-29873.md>)

Original publisher: [Read original article](<https://goteleport.com/blog/ssh-port-22/>)

Author: info@goteleport.com (Matt Keib)

Published: 2026-05-01T00:00:00Z

Content type: tutorial

Language: en

Sources: [Teleport](<https://devfeed.tech/sources/teleport.md>)

Topics: [Security](<https://devfeed.tech/topics/security.md>), [OpenSSH](<https://devfeed.tech/topics/openssh.md>), [ssh](<https://devfeed.tech/topics/ssh.md>), [Authentication](<https://devfeed.tech/topics/authentication.md>), [rate-limiting](<https://devfeed.tech/topics/rate-limiting.md>), [Authorization](<https://devfeed.tech/topics/authorization.md>), [configuration](<https://devfeed.tech/topics/configuration.md>)

Tags: [configuration](<https://devfeed.tech/tags/configuration.md>), [hardening](<https://devfeed.tech/tags/hardening.md>), [port](<https://devfeed.tech/tags/port.md>), [rate-limiting](<https://devfeed.tech/tags/rate-limiting.md>), [security](<https://devfeed.tech/tags/security.md>), [server](<https://devfeed.tech/tags/server.md>), [ssh](<https://devfeed.tech/tags/ssh.md>), [tcp](<https://devfeed.tech/tags/tcp.md>), [tcp-handshake](<https://devfeed.tech/tags/tcp-handshake.md>)

## AI overview

This article explains that SSH port 22 is a historical TCP entry point with no inherent cryptographic or authentication significance. It covers port forwarding risks, cryptographic and authentication configuration, rate limiting, and production SSH hardening.

## Source excerpt

Learn about SSH port 22, its limitations, port forwarding security, and how to harden production SSH.