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Scitex Ssh

Category: Security  ·  Sub-category: network-security  ·  Last updated:
lang:python
Persistent, auto-reconnecting SSH reverse tunnels for NAT traversal — installs an `autossh` systemd unit on the local host so a bastion/relay server can SSH back in even through firewalls and dynamic IPs. Python API — `setup(port, bastion_server=, secret_key_path=)`, `remove(port)`, `status(port=None)`, `get_version()`. Defaults read from env vars `SCITEX_SSH_BASTION_SERVER` and `SCITEX_SSH_SECRET_KEY_PATH`. 3 MCP tools — `tunnel_setup`, `tunnel_remove`, `tunnel_status`. Bundled bash scripts (`setup-autossh-service.sh` / `remove-autossh-service.sh`) install/remove `autossh-tunnel-<port>.service` via systemctl. Drop-in replacement for hand-writing `autossh -M 0 -NR port:localhost:22 user@host` commands, crafting `/etc/systemd/system/autossh-tunnel-*.service` unit files by hand, `sshuttle`, and manual `ssh -R` plus `tmux` reconnect loops. Use whenever the user asks to "set up a reverse SSH tunnel", "keep SSH alive through NAT", "access a lab machine from outside", "tunnel through a bastion", "autossh systemd service", "check tunnel status", "remove a tunnel", "expose this machine via a jump host", or mentions bastion server, NAT traversal, autossh, reverse SSH, HPC login node.

What this skill does

Scitex Ssh is a community-contributed Claude Code skill in the network-security sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/scitex-ssh/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use whenever the user asks to "set up a reverse SSH tunnel", "keep SSH alive through NAT", "access a lab machine from outside", "tunnel through a bastion", "autossh systemd service", "check tunnel status", "remove a tunnel", "expose this machine via a jump host", or mentions bastion server, NAT traversal, autossh, reverse SSH, HPC login node.

Who uses this skill

The Scitex Ssh Claude Code skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 70,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/scitex-ssh
curl -L https://claudskills.com/skills/scitex-ssh/SKILL.md \
  -o ~/.claude/skills/scitex-ssh/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/scitex-ssh/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/scitex-ssh/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\scitex-ssh\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

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Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
ClaudSkills. (2026). Scitex Ssh [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/scitex-ssh/
BibTeX
@misc{scitex-ssh-2026,
  author    = {ClaudSkills},
  title     = {Scitex Ssh [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/scitex-ssh/}
}

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