Simon Willison’s Weblog

SSH ControlPath/ControlMaster. How to get OpenSSH v4 and above to re-use an existing SSH connection for multiple sessions, dramatically speeding up connection start times.

Posted 18th December 2006 at 11:53 am

Recent articles

ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025
Reverse engineering some updates to Claude - 31st July 2025

nickburch 2 ssh 8 torchbox 7

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