SSH Infrastructure

Short-lived certificates, a bastion host and running one command on many servers, and what to do when a key is refused

Short-lived certificates, a bastion host and running one command on many servers, and what to do when a key is refused. A free lesson from the Linux Admin…

What it covers

• My Key Stopped Working at Lunchtime
• Reading a Certificate and the Path
• Worked Example: Expired, and Then Something Else
• Notes, Rotation and Running Things in Parallel

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