Tempest Knowledge Base

Tempest is a cross-platform SSH client with SFTP, FIDO2, OpenSSH certs, post-quantum KEX, AI, and presets for Teleport, Cloudflare Access, AWS SSM.

Tempest is a modern SSH client for macOS, Windows, Linux, and the web — with native support for SFTP, jump hosts, port forwarding, OpenSSH certificates, FIDO2 / YubiKey, post-quantum algorithms, and a built-in AI assistant. Beyond SSH, Tempest also handles Kubernetes, Telnet, Serial, RCON, S3, WebDAV, and FTP — all with the same tabbed terminal experience.

Download Tempest →

This knowledge base covers:

• Step-by-step guides for the features most users ask about

• Compatibility notes for zero-trust SSH platforms (Teleport, Cloudflare Access, AWS SSM, GCP IAP, Tailscale)

• Authentication recipes (FIDO2 / YubiKey, OpenSSH certificates, post-quantum hybrid KEX)

• Privacy and end-to-end encryption details

• Release notes for Tempest Desktop and Tempest Mobile

Popular guides

• SSH Client for Teleport, Cloudflare Access, AWS SSM, GCP IAP & Tailscale

• SSH Jump Host & Bastion Chaining

• SSH Port Forwarding — Local, Remote, and Dynamic SOCKS5

• SFTP File Manager — drag-and-drop SSH file transfer

• YubiKey & FIDO2 SSH Authentication

• Post-Quantum SSH Algorithms (PQC) — ML-KEM hybrid KEX

• Tempest AI Assistant — chat with your terminal

Cross-platform support

Tempest is available on:

• macOS — native Apple Silicon (M1/M2/M3/M4)

• Windows — x64 and ARM64

• Linux — x64 and ARM64 (.deb, .rpm, AppImage, Snap)

• Web — connect from any browser to a self-hosted Tempest server

• iOS & Android — companion mobile apps

Get help

• Discord community: https://discord.gg/6xb8kUcg8D

• Email support: visit https://gotempest.app